Chengdu Net Enjoy Technology Co., Ltd., established on 2017-07-05, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;software development;Data processing and storage support services;Computer System Services;Information system integration service;electronics sales;AI Hardware Sales;Communication equipment sales;Security equipment sales;Distribution switch control equipment sales;Fire Equipment Sales;Intelligent power transmission and distribution and control equipment sales;Smart home consumer device sales;Sales of electric accessories for new energy vehicles;electric bike sales;moped bike,Scooter and spare parts sales;Sales of new energy vehicle battery replacement facilities;battery sales;Charging pile sales;Motor vehicle charging sales;Centralized fast charging station;Electric Vehicle Charging Infrastructure Operations;Electric Bike Repair;Charge Control Equipment Rental;Computer and communication equipment rental;car park service;Daily life services for residents;Professional cleaning,to clean,Disinfection service;building cleaning service;Housekeeping;office services;Conference and Exhibition Services;hotel management;Advertising Design,acting;advertisement making;Import and export;Technology Import and Export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Building Intelligent System Design;Construction Engineering Construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Chengdu Pencil Technology Co., Ltd., established on 2014-08-08, Business scope includes design,to develop,Sales,rental computer software,Hardware and Auxiliary Equipment,electronic product,communication products(Excluding wireless broadcasting and television transmitting and satellite ground receiving equipment),Electronic components and provide technical advice,Technical Services,technology transfer;design,make,Acting and publishing advertisements(Does not contain balloon ads);computer system integration;Information system integration;Interior decoration engineering design and construction(Engineering class with qualification license);Import and export of goods and technology;property management;Parking lot management service;Artificial intelligence technology development;Sales:security equipment(Except for special regulations of the state),Household Appliances,power supply,robot,Smart vehicle equipment,Wearable Smart Devices,Intelligent power transmission and distribution and control equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Guangdong Xiangshi Construction Co., Ltd., established on 1996-07-24, The scope of business includes undertaking housing construction projects,Construction of water conservancy and hydropower projects,Municipal public works construction,Earthwork construction,Steel structure engineering construction,Urban and road lighting engineering construction,Pipeline construction,Mechanical and electrical equipment installation engineering construction,Special engineering professional contracting does not classify engineering construction,Urban landscaping engineering professional contracting project construction,Architectural decoration engineering professional contracting engineering construction,Environmental engineering professional contracting project construction,Foundation engineering professional contracting engineering construction,Ancient architectural engineering professional contracting project construction,Professional contracting construction of river and lake improvement projects,Professional contracting construction of sports facilities,Building curtain wall engineering professional contracting engineering construction,Professional contracting project construction of fire protection facilities engineering,Waterproof, anti-corrosion and thermal insulation engineering professional contracting project construction,Well Engineering Services,Highway Engineering Construction Services,Highway Traffic Engineering;Machinery sales;Commercial cleaning of municipal solid waste,collect,transportation;Sanitation Management;Construction labor subcontracting;Sales:gravel,cement;mining,Sales:river sand(The above business scope involves mining of mineral resources);construction industry.Research on water treatment equipment,to develop;Water Conservancy Engineering Technology Development,Research;Technical Research on Soil Remediation,to develop;Engineering and Technology Research and Experimental Development;Environmental technology development,Research;New material technology development service;Electronic automation engineering installation service;computer technology development,Technical Services;Research on Network Technology,to develop.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Haining Yihong Environmental Technology Co., Ltd., established on 2017-04-05, Business scope includes new materials for environmental protection,energy saving materials,Environmentally Friendly Building Materials,Research and development of environmental protection and energy-saving equipment,manufacture,processing,wholesale;knitwear,Technology Development of Textiles,manufacture,processing;Technology development for water treatment,Technical Services,technical consulting;Sewage Treatment and Reclaimed Water Utilization;water pollution control;Environmental Engineering,Seawater desalination project,Water treatment project,Ecological governance project,Farmland and soil remediation engineering design and construction(Operating with a valid qualification certificate);Laboratory equipment,Glass product,Equipment,Chemical Equipment,Wujinjiaodian,electronic product,Instrumentation,fiber products,the fabric,General medical equipment wholesale.Water purification equipment,drinking water equipment,water treatment equipment,air purification equipment,Soil Remediation Equipment Rental.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhejiang Jinming Environmental Technology Co., Ltd., established on 2010-03-24, Business scope includes environmental pollution control equipment,Energy-saving products,Technology Development of Solar Sewage Treatment Technology,technical consulting,Technical Services;Environmental protection equipment processing;Environmental Engineering,ecological engineering design,construction,operate,maintain(Where licenses are involved,qualification certificate,with a valid license,Qualification certificate operation);River conservation,greening,Design of dredging works,construction,operate,maintain(Where licenses are involved,qualification certificate,with a valid license,Qualification certificate operation);Solar sewage treatment equipment,Water treatment equipment and accessories,Garbage disposal equipment,Equipment,Electrical Equipment,Environmental Monitoring Equipment,Chemical raw materials(Removal of hazardous chemicals and precursor chemicals)sales and maintenance of.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Yikang Technology Co., Ltd. was established in June 2009. It is a holding subsidiary of Konka Group (Shen Konka A: 000016), a listed company under OCT Group. It is the group's only environmental protection and water affairs professional platform company and a national "high-tech enterprise". Since 2014, through the expansion of different types of projects such as EPC, PPP and water affairs integration, the company has quickly established a full-process service model and operational capabilities for environmental protection and water affairs, successfully transformed the environmental protection and water affairs industries, and became a rising star in the environmental water affairs market. Operating income has jumped year after year. In 2017, the company continued to strengthen its service, operation and asset management capabilities through technological progress and model innovation, and comprehensively developed strategic emerging industries for energy conservation and environmental protection.

Dongxu Blue Sky Ecological Environmental Protection Technology Co., Ltd., established on 2013-05-20, Business scope includes(The following scope does not include pre-licensed items,Post-licensing projects operate on the basis of licenses or approval documents)New material technology promotion service;Energy-saving technology promotion service;Biotechnology Extension Services;land consolidation;Environmental Services;City and road lighting engineering;foundation engineering;Power Engineering;Electronics and Intelligent Engineering;Road construction;Road subgrade engineering;River and lake improvement project;construction work;Construction mechanical and electrical installation engineering;Building decoration project;mine engineering;Petrochemical Engineering;Municipal public works;Landscaping project;Earthworks Services;project consultancy;engineering design;Forestry Services;Commodity wholesale and retail;public facilities management;business services;Machinery and Equipment Leasing;Construction labor operations;Environmental management industry;Cleaning Services;software development;Import and export industry.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Tianjin Jingpin Environmental Engineering Co., Ltd., established on 2019-02-11, Business scope includes licensed projects:Various construction activities;Construction labor subcontracting.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:Landscaping engineering construction;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Biochemical product technology research and development;water pollution control;salvage service;Water Environment Pollution Prevention and Control Services;Labor service(Does not include labor dispatch);Professional cleaning,to clean,Disinfection service;Housekeeping;Urban Greening Management;Specialty Chemicals Sales(Free of Hazardous Chemicals);Environmental protection special equipment sales;Construction machinery and equipment rental.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Hebei Water Conservancy and Hydropower Survey, Design and Research Institute Group Co., Ltd., established on 1999-11-22, The business scope includes engineering survey comprehensive class A;Water Conservancy Industry Engineering Design Class A;Construction Industry Architectural Engineering Design Class B;road industry(the highway)Engineering Design Class B;Water conservancy project,Hydrogeology,engineering survey,Geotechnical Engineering,hydropower,architecture,Highway Engineering Consulting Grade A;Municipal public works(Drainage),Ecological construction and environmental engineering,Agricultural Engineering Consulting Grade C;Surveying and Mapping Class A;Construction project water resources demonstration grade A;Soil and Water Conservation Program Preparation Grade A;hydrology,Water resources investigation and evaluation grade A;Engineering Cost Consulting Class B;Geological disaster control engineering design grade A;Geological Hazard Risk Assessment Class B;Geological Disaster Control Engineering Exploration Grade A;Class-A seismic performance evaluation of engineering construction site;Seismic Appraisal of Water Conservancy and Hydropower Projects,Reinforcement design;waste water,exhaust gas,noise,Solid Waste Treatment Engineering Class B;Contract overseas water conservancy projects and domestic international bidding projects;Contract the survey of the above overseas projects,consult,Design and Supervise Projects,Equipment required for the above overseas projects,Material export,Dispatch labor personnel required for the implementation of the above-mentioned overseas projects;(Operate with qualification certificate);Can undertake the general contracting of projects within the scope of the above qualification certificates;Available total investment2Bidding agency business for central investment projects of RMB 100 million or less(Operate with qualification certificate);Testing service;engineering drilling,Sinking business(Operating with a qualification certificate).building materials,Non-ferrous metals(Not rare precious metals)Wholesale,retail.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Wenzhou Longhai Conservancy Engineering Co., Ltd., established on 2013-02-22, Business scope includes water conservancy and hydropower projects,Municipal public works,Landscaping project,bridge engineering,tunnel Engineering,Environmental engineering construction;Maintenance of water conservancy and hydropower projects;River cleaning;property management;hydropower(Pump)Station equipment operation maintenance and technical services;Electromechanical metal structure installation;Construction labor operations(Operate with qualifications).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Powerchina Chengdu Engineering Corp., Ltd. provides planning and consultancy, investigation and design, engineering and construction, as well as investment and financing services in clean energy, water, infrastructure, and other fields. The company was founded in 1950 and is headquartered in Chengdu, China.

Jiangsu Guoying Environmental Technology Co., Ltd., established on 2012-09-17, Business scope includes technical research of environmental technology,technical consulting,Technical Services;Environmental Engineering,water pollution control,Air Pollution Control,Ecological restoration,soil remediation,River and lake governance,Solid Waste Treatment,River dredging project,Municipal public works,Water conservancy project,Building decoration project,Mechanical and electrical equipment installation engineering,fire engineering design,construction(The above operates with a valid qualification certificate);Soil Pollution Control and Restoration Services,soil survey,Soil Risk Assessment,Soil Risk Control,Soil remediation effect evaluation service;business management,consultation service;Intellectual Property Agency Services;Sales of special equipment for environmental pollution prevention and control,technology development,technical consulting,Technology Transfer and Technical Services;Information system integration service;Conference and Exhibition Services;General machinery and accessories,Wire and Cable,communication equipment(Does not include satellite ground receiving facilities and transmitters)promotion of;Electroplating equipment and devices,Sales of general machinery and accessories.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jiangsu Yongwei Environmental Technology Co., Ltd., established on 2011-01-10, Business scope includes environmental technology software development and application;Ecological restoration and geological disaster management;Wetland Management and Restoration;soil remediation;Black and smelly river treatment;Water ecological restoration;Domestic sewage treatment;Groundwater Treatment and Restoration;Soil reclamation in saline-alkali land;crop planting,Agricultural Production Technical Services;Solid Waste Treatment;Development and Utilization of Biomass Energy;Water environment treatment engineering design;Ecological Restoration Technology Development,Technology Promotion,technology transfer,technical consulting,Technical Services;Research and development of new energy technology,Technical Services,technical consulting;Development of environmental protection equipment,design,manufacture,system integration,debugging,Installation and sale and lease;architectural landscape design;Ancient Architecture Garden Engineering,Earthwork,Municipal Engineering,Water conservancy project,River and lake improvement project,Environmental Engineering,Water supply and drainage project,Weak current project,Landscaping project,bridge engineering,road works,Steel structure engineering,Curtain Wall Project,Fire Engineering,City and road lighting engineering,Power engineering construction;Electronics and Intelligent Engineering;Construction and installation;Building Decoration;Domestic Trade;Maintenance of municipal garden facilities,maintainance;seedlings,Bonsai rental and sales;Mechanical and electrical equipment installation;Property Management Services;Construction Engineering General Contracting;Sanitation and cleaning,Road cleaning,Rubbish(Including food waste)Receive and ship,Public toilet cleaning.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) licensed items:Construction labor subcontracting(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:Air Pollution Control;Atmospheric Environmental Pollution Prevention and Control Services;Sales of air pollution monitoring and testing instruments(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Suzhou Shuiping Ecological Research Institute Co., Ltd., established on 2018-08-10, Business scope includes soil remediation;river,Lake Water Ecological Restoration,River dredging,Revetment construction,water pollution control,River cleaning,River Maintenance;research and development,design:Green facilities,water treatment equipment,Sludge treatment and disposal equipment;Solid waste treatment technical consultation,Ecological Restoration Technical Consultation,Rainwater system technical consultation;Sales:Electromechanical equipment and accessories,Mechanical equipment and accessories;undertake:Municipal Engineering,Environmental Engineering,Earthwork,Landscaping project,Foundation and Foundation Engineering,Building Intelligent Engineering,Steel structure engineering,Anti-corrosion engineering,plumbing,landscape engineering,Mechanical and Electrical Engineering;Mechanical equipment installation,repair;Landscape Architecture Engineering Design,Urban landscaping and maintenance,energy technology,intelligent technology,Environmental technology development,technical consulting,Technical Services,technology transfer.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Yunnan Shanchuan Garden Co., Ltd., established on 2004-10-26, Business scope includes landscaping projects,Sports facilities engineering,Municipal public works,construction work,Steel structure engineering,Building decoration project,Environmental Engineering,Water Resources and Hydropower Engineering,Road construction,foundation engineering,City and road lighting engineering,Design and Construction of Ancient Buildings;Ecological restoration,Afforestation on barren hills,water pollution control;Planting of flower seedlings;Production of agricultural by-products;Construction labor subcontracting;Engineering Management Services;Engineering Survey Activities;Domestic Trade,Material supply and marketing;Construction machinery and equipment rental;property management.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Suzhou Beicai Nano Technology Co., Ltd., established on 2013-06-07, The business scope includes fiber materials,the fabric,textile,biomaterials,Technical development of biological products,technical consulting,Technical Services,technology transfer;Undertake air purification system engineering,Soil Remediation Engineering;Water treatment project contracting,design,construction,maintain;New filter adsorption material,membrane material,Research and development of membrane modules and application systems,Sales;Water purification equipment,drinking water equipment,water treatment equipment,Soil Remediation Equipment,Research and development of air purification equipment and air filters,Sales,lease;Sales:Laboratory equipment,Non-hazardous chemical products,Glass product,Equipment,Wujinjiaodian,electronic product,Instrumentation,fiber products,the fabric,Class I medical device.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jiangsu Wubo Environmental Engineering Co., Ltd., established on 2017-11-29, Business scope includes licensed projects:Construction Engineering Construction;Construction engineering design;Construction labor subcontracting;Construction of cultural relics protection projects(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:water pollution control;Soil Pollution Control and Restoration Services;Water Environment Pollution Prevention and Control Services;Environmental protection special equipment sales;Sales of mechanical and electrical equipment;Landscaping engineering construction;Environmental sanitation public facilities installation services;Engineering Management Services;Security technology prevention system design and construction services;Installation of professional machinery for agriculture, forestry, animal husbandry, sideline fishery,repair;Technology promotion and application services;Municipal facilities management;Urban and rural city appearance management;Environmental Consulting Services;Foreign contracted projects;Special Equipment Repair;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Agricultural non-point source and heavy metal pollution prevention and control technical services;Environmental emergency management service;Soil Environmental Pollution Prevention and Control Services;New material technology research and development;Machinery sales;Sales of building materials;Engineering and Technology Research and Experimental Development;Research and development of bio-based materials technology;Leasing and management of flowers and green plants;Urban Greening Management;Agriculture and Gardening Services;Construction of sports facilities;Earthwork construction(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Huicheng (Wuxi) Environmental Safety Technology Co., Ltd., established on 2020-07-06, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Professional Design Services;Park Management Services;Information Technology Consulting Services;Environmental Consulting Services;Security Consulting Services;Legal advice(Does not include law firm business);Technology intermediary service;Engineering Management Services;Water Environment Pollution Prevention and Control Services;Atmospheric Environmental Pollution Prevention and Control Services;Soil Environmental Pollution Prevention and Control Services;Agricultural non-point source and heavy metal pollution prevention and control technical services;software development;Sales of solar thermal power generation equipment;Sales of solar thermal power generation products;Sales of special instruments and meters for environmental monitoring;Environmental protection special equipment sales;Information security equipment sales;Security equipment sales;IoT Device Sales;Electrical Equipment Sales;electric wire,cable management;Sales of power electronic components;Optical cable sales;Fiber sales;Sales of electrical machinery and equipment;Engineering and Technology Research and Experimental Development;Artificial intelligence innovation and innovation service platform(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

China Construction Lianyi Engineering Construction Co., Ltd., established on 2016-06-16, Business scope includes urban infrastructure construction projects,building engineering,Road construction,Road subgrade engineering,Highway Pavement Engineering,building engineering,Design and Construction of Architectural Decoration Engineering,plumbing,Water Resources and Hydropower Engineering,embankment works,Mechanical and electrical equipment installation engineering,Urban road lighting project,Environmental Engineering,Indoor Environmental Monitoring Project,Steel structure engineering,Earthwork,Landscaping project,Building Waterproofing Engineering,Highway maintenance project,Highway Traffic Engineering,bridge engineering,Power Engineering,construction work,tunnel Engineering,Traffic Safety Facilities Engineering,Traffic lights and system installation,Electronics and Intelligent Engineering,Sound insulation project,Mechanical and Electrical Installation Engineering,Fire implementation project,Building Intelligent Engineering,River and lake improvement project,Anti-corrosion insulation project,Electronic Engineering,Building Curtain Wall Engineering,Communication Engineering,railway engineering,Port and Channel Engineering,mine engineering,Metallurgical Engineering,Petrochemical Engineering,foundation engineering,Ready Mixed Concrete Construction,Formwork scaffolding construction,ancient building construction,Power transmission substation project,Environmental Engineering,Special Engineering,Geological disaster prevention and control engineering,Civil Air Defense Engineering,Engineering Supervision,engineering design;Construction labor subcontracting;Engineering information consultation;Engineering Project Management;Engineering cost consultation;Engineering bidding agency;engineering design;Signal light installation;Construction and operation of industrial parks;construction of nursing homes;Development and construction of elderly apartments and supporting facilities;Development and construction of tourist attractions;Development and sales of tourism products;Medical Rehabilitation Services;Cleaning service;commercial service;Ecological agriculture planting;Engineering Quality Inspection;R & D and production:Electronics and intelligent products,Chemical Products,rubber products,solar products,agricultural products;Monitor product development,Research and development of lamps;Processing signs,Marking,hot melt coating,traffic light,street light,Solar panels,guardrail,protective net,Anti throw net,isolation barrier,Anti-glare equipment,Fee facility;Engineering laboratory research and development;Solar photovoltaic power generation technology development;Wind Power Technology Development;Export and Sales:Transportation Facilities Products,steel,building materials,electronic product,office furniture,D,Labor protection supplies,medical equipment,Fitness Equipment,Leather,Chemical Products,ceramics,daily necessities,Ink calligraphy and painting,Wenwan jewelry,signal control,elevator;elevator installation;Construction Project Management Consulting Services,Technical Advisory Services;Engineering project planning;Import and export of self-operated and agent commodities and technologies(Except for commodities and technologies that the state restricts the company to operate or prohibits the import and export of);Seedling planting,Sales;Landscaping maintenance;Garden landscape planning, design, construction and maintenance.