Guangdong Auxiliary Energy Technology Co., Ltd., established on 2020-08-28, Business scope includes research and development of emerging energy technologies;New material technology promotion service;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Technology intermediary service;Research and development of high-efficiency and energy-saving technologies in the power industry;Energy saving management service;Research and development of high-efficiency and energy-saving technologies in the mining industry;Mechanical Parts,Parts sales;Mechanical Parts,Parts processing;Fabrication of Metal Structures;Manufacturing of hydraulic power machinery and components;Manufacture of special equipment for oil drilling;gas,Liquid separation and purification equipment manufacturing;Gas Compression Machinery Manufacturing;Foundry machinery manufacturing;Pump and vacuum equipment manufacturing;Computer System Services;electronic(gas)Manufacturing of physical equipment and other electronic equipment;New material technology research and development;Information Technology Consulting Services;Machinery and Equipment Leasing;

Shanghai Yunong Construction Co., Ltd., established on 2018-07-10, Business scope includes professional construction of foundation construction engineering,Integration of architectural decoration and construction engineering design and construction,Construction of municipal public construction projects,Building curtain wall construction engineering design and construction integration,Design and construction of fire protection facilities,Construction of water conservancy and hydropower construction projects,Mechanical and electrical construction engineering construction,Electric power construction engineering construction,Electronic and intelligent construction engineering professional construction,bridge construction engineering professional construction,Steel structure construction engineering professional construction,Construction Mechanical and Electrical Installation Construction Engineering Professional Construction,Environmental protection construction engineering professional construction,Special Design for Landscape Architecture Construction Engineering,Wujinjiaodian,Wholesale of building materials,retail,Exhibition display service,account Serive,Business Consulting,Engage in enterprise management services in the form of service outsourcing,MSW Services,Own Equipment Rental.[Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.]

CNOOC Research Institute Co., Ltd., established on 2000-03-02, Business scope includes chemical products;Oil and Gas Exploration,development project,Drilling Engineering,Oil and gas field surface engineering,Pipeline Engineering,Oil and gas depot engineering,Oil and gas processing engineering,Oil and gas field chemical industry and comprehensive utilization engineering,New energy engineering design and related technology research;Environmental Impact Assessment of Petroleum Development Projects,Project economic evaluation and project management related to the above business;Import and export business;technology development,Technology Promotion,technology transfer,technical consulting,Technical Services;selling computers,Software and Auxiliary Equipment,Equipment,hardware products;Machinery and Equipment Leasing.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Sales of chemical products and items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

PetroChina Co. Ltd. engages in the petroleum related products, services and activities. It operates through the following business segments: Exploration and Production; Refining and Chemicals; Marketing; Natural Gas and Pipeline; and Head Office and Other. The Exploration and Production segment involves exploration, development, production, and marketing of crude oil and natural gas. The Refining and Chemicals segment focuses on the refining of crude oil and petroleum products, production and marketing of primary petrochemical products, derivative petrochemical products, and other chemical products. The Marketing segment includes marketing of refined products and the trading business. The Natural Gas and Pipeline segment comprises transmission of natural gas, crude oil, and refined products and the sale of natural gas. The Head Office and Other segment relates to cash management and financing activities, the corporate center, research and development, and other business services supporting the operating business segments of the Group. The company was founded on November 5, 1999 and is headquartered in Beijing, China.

Sinopec Petroleum Engineering Technology Service Co., Ltd., established on 2012-06-28, Business scope includes construction general contracting,Professional contractors,Labor subcontracting;Construction Project Management;Providing services for onshore and offshore oil and gas extraction;Engineering and Technology Research and Experimental Development;construction work preparation;Sales of machinery and equipment,Wujinjiaodian,computer,Software and Auxiliary Equipment;Machinery and Equipment Leasing;Energy and Mineral Geological Exploration,Solid Mineral Geological Exploration;Geological Exploration Technical Services;oil,Investment in natural gas and mineral energy projects;Organization of enterprises with manufacturing operations to manufacture metal structures,metal tools,metal pressure vessel,General instrumentation,Special Instruments,chemical reagent,chemical additives,Specialty Chemicals(including oilfield chemicals)and mine,metallurgy,Construction Special Equipment;Organize enterprises with foreign contracting project permits to contract overseas petroleum projects,natural gas engineering,chemical engineering,bridge engineering,Road construction,building engineering,Water Resources and Hydropower Engineering,Municipal public works,Steel structure engineering,Power Engineering,Fire facilities engineering,Industrial installation engineering and domestic and international bidding projects;Labor dispatch;Import and export,Agent import and export,Technology Import and Export.(After receiving this license,You should go to the Housing and Urban-Rural Development Department to obtain an administrative permit,File with the Commerce Commission.;Enterprises independently choose operating projects according to law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the city's industrial policies.)

Beijing Jinyuao Environmental Technology Development Co., Ltd., established on 2014-06-10, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;IoT device manufacturing;IoT Device Sales;data processing services;Artificial intelligence basic resources and technology platform;Artificial intelligence application software development;Research and development of intelligent robots;Intelligent robot sales;Sales of Service Consumer Robots;Smart home consumer device sales;Mechanical equipment research and development;Machinery sales;Sales of mechanical and electrical equipment;Manufacture of special equipment for environmental protection;software development;Manufacturing of computer software, hardware and peripheral equipment;Domestic waste treatment equipment manufacturing;Domestic waste treatment equipment sales;Environmental protection special equipment sales;Coal-fired flue gas desulfurization and denitrification equipment manufacturing;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Special Equipment Repair;Machinery and Equipment Leasing;electronic,Mechanical equipment maintenance(No special equipment);Sales of building materials;General machinery and equipment installation services;Loading and unloading;Solid Waste Treatment;Air Pollution Control;Atmospheric Environmental Pollution Prevention and Control Services;Environmental Protection Monitoring;water pollution control;property management;hotel management;Professional cleaning,to clean,Disinfection service;Foreign contracted projects;Landscaping engineering construction;building cleaning service;Housekeeping;Environmental Consulting Services;marketing planning;car sales;electronics sales;Engineering and Technology Research and Experimental Development;Urban and rural city appearance management;Municipal facilities management;Industrial Engineering Design Services;Professional Design Services;HR Services(Excludes job brokerage activities,Labor dispatch service);Labor service(Does not include labor dispatch).(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:road freight transport(Does not contain dangerous goods);Urban domestic waste operating services;Food waste disposal.(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)(Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Sinopec Jianghan Petroleum Engineering Design Co., Ltd., established on 1994-06-17, Business scope includes engineering design;engineering survey;Real estate surveying and mapping:Cadastral Mapping,Real estate surveying and mapping,Administrative area boundary surveying and mapping;Engineering Investigation;project consultancy;project costs;Engineering Supervision;EPC;Foreign contracted projects;technology development,technology transfer,technical consulting,Technical Services;research and development,Production,Sales,Leasing of equipment related to engineering projects,Computer software and automation instrument;Import and export,Technology Import and Export,Agent import and export(Does not contain goods or technologies that are prohibited or restricted from import and export by the state);Pressure piping design category:GAkindGA1(1)(2),GA2class;GBkindGB1,GB2class;GCkindGC1(1)(2)(3),GC2,GC3class);Pressure Vessel Design(A1high pressure vessel(single layer only);A2levelIIIclass low,medium pressure vessel;A3Grade spherical storage tank);Environmental Pollution Control;Environmental Engineering,Construction and operation of energy-saving projects;Environmental engineering construction;Labor subcontracting;Contract Energy Management;Contract Environmental Services;Oil and gas industry waste liquid,exhaust gas,Harmless and resource management of waste solids;Soil and groundwater pollution remediation and ecological restoration;natural gas,solar energy,the wind,Geothermal,Waste heat comprehensive utilization engineering design and general contracting;Electrical Equipment,Design of special equipment and materials for energy saving and environmental protection,manufacture,Wholesale and retail;Oil, gas and water treatment technology,Research and development of equipment and related chemical reagents,design,Production and Wholesale and Retail;Oilfield Chemicals,Research and development of special chemicals and materials for environmental protection,Design and wholesale and retail;Chemical Analysis and Environmental Monitoring Services;laboratory design;Research and development of automated testing instruments,design,Production and Wholesale and Retail;Station automation engineering contract;Graphic design and production;Realtor.(Involved in licensing projects,It should be operated after obtaining the permission of the relevant department)

China National Offshore Oil Corporation, or CNOOC Group, is a major national oil company in China. It is the third-largest national oil company in the People's Republic of China, after CNPC (parent of PetroChina) and China Petrochemical Corporation (parent of Sinopec). The CNOOC Group focuses on the exploitation, exploration and development of crude oil and natural gas in offshore China. The Group is the largest producer of offshore crude oil and natural gas in China and one of the largest independent oil and gas exploration and production companies in the world. The Group mainly engages in exploration, development, production and sale of crude oil and natural gas. The Group’s core operation areas are Bohai, Western South China Sea, Eastern South China Sea and East China Sea in offshore China. Overseas, the Group has oil and gas assets in Asia, Africa, North America, South America, Oceania and Europe. As at 31 December 2015, the Group owned net proved reserves of approximately 4.32 billion BOE, and its average daily net production was 1,358,022 BOE (unless otherwise stated, all amounts of reserve and production in this report include our interests in equity method investees). The Group had total assets of approximately RMB664.4 billion.

Shandong Sunway Hairong Technology Co., Ltd., established on 2010-07-12, Business scope includes general items:Engineering and Technology Research and Experimental Development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Computer System Services;marketing planning;Business Management Consulting;internet data service;Data processing and storage support services;Artificial intelligence industry application system integration service;Intelligent robot sales;Industrial Design Services;Industrial robot installation,repair;Medical equipment rental;Manufacture of special equipment for environmental protection;Business,diet,Service Special Equipment Manufacturing;Material Handling Equipment Manufacturing;Research and development of intelligent robots;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Pharmaceutical special equipment manufacturing;Packaging special equipment manufacturing;Industrial Robot Manufacturing;Industrial automatic control system device manufacturing;Manufacturing of industrial control computers and systems;General equipment manufacturing(Does not include special equipment manufacturing);Manufacturing of sludge treatment equipment;IoT application service;Professional Design Services;Mechanical equipment research and development;Machinery and Equipment Leasing;Environmental protection special equipment sales;Material Handling Equipment Sales;Intelligent storage equipment sales;Machinery sales;Sales of Class I Medical Devices;Sales of Class II Medical Devices;electronics sales;Retailing of computer software, hardware and auxiliary equipment;Sales of building materials;Industrial Robot Sales;Special Equipment Sales;Smart Material Handling Equipment Sales;Sales of mechanical and electrical equipment;Refrigeration,Air Conditioning Equipment Manufacturing;Refrigeration,Air Conditioning Equipment Sales;Business,diet,Service Special Equipment Sales.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Various construction activities;Class III medical device business;construction professional work;Sewage Treatment and Its Reuse;Building Intelligent 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)

Shandong Auxiliary Energy Technology Co., Ltd., established on 2020-03-19, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Technology intermediary service;Mechanical equipment research and development;Manufacture of special equipment for oil drilling;Pump and vacuum equipment manufacturing;Gas Compression Machinery Manufacturing;Manufacturing of hydraulic power machinery and components;Manufacture of pneumatic power machinery and components;gas,Liquid separation and purification equipment manufacturing;Electronic special equipment manufacturing;Fabrication of Metal Structures;Foundry machinery manufacturing;Mechanical Parts,Parts processing;Machinery sales;Sales of pipeline transportation equipment;Sales of electronic special equipment;Pump and vacuum equipment sales;gas,Liquid separation and purification equipment sales;Gas Compression Machinery Sales;Sales of hydraulic power machinery and components;Sales of pneumatic power machinery and components;Foundry Machinery Sales;Mechanical Parts,Parts sales;Metal Structure Sales;Metal Seals Sales;electronic,Mechanical equipment maintenance(No special equipment);Machinery and Equipment Leasing(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Fujian Zhao'an Fuyi Food Co., Ltd., established on 2005-08-08, Business scope includes licensed projects:food production;The first type of value-added telecommunications services;The second type of value-added telecommunications services.(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:Import and export;Technology Import and Export;food sales(Only sell prepackaged food);Sales of agricultural and sideline products.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Tangshan Autos Technology Co., Ltd., established on 2003-04-16, The business scope includes ceramic kilns,Manufacture of refractory firing equipment;Popularization of Microwave Light Wave Heating Technology,application;Research on New Functional Materials,to develop,technology transfer;Process design and other technical services(The above items involved in the approval of the license are restricted to operate after the relevant procedures are completed);Wholesale of kiln equipment and materials,retail;Self-operated and agent import and export of various commodities and technologies,Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of(Operation after filing);Development of metal materials,to develop;metallurgy,Iron and steel technology research and development,to develop,Technical Services;General machinery and equipment manufacturing,Sales;General cargo road transport activities;Self-owned commercial housing rental service***(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Anhui Nicoway Household Products Co., Ltd., established on 2005-02-17, Business scope includes plastic products,cleaning supplies,Hangers and other daily necessities,Outdoor sorting trash can(Contains the above raw materials)and electric vehicles,Production of auto parts,processing,Sales,Self-operated and agent import and export of various goods and technologies(Except for commodities and technologies that the state restricts the company to operate or prohibits export),property management,Lease of office space and storage space.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Beijing Zhongyuan Energy Co., Ltd. engages in environmental protection and resource utilization projects. Its business activities include rural organic waste treatment, urban organic waste treatment, waste classification, domestic waste treatment, comprehensive environmental improvement solutions such as water purification and solid waste disposal, and rural sewage treatment. The company was founded on April 23, 2010 and is headquartered in Beijing, China.

Zhejiang Pengsheng Construction Group Co., Ltd., established on 2004-12-20, Business scope includes services:Undertake construction projects,Municipal Engineering,Landscaping project,Earthwork,Steel structure engineering,Interior and exterior decoration works,Foundation and Foundation Engineering(Operations involving qualification certificates),Interior and exterior decoration design,property management,Mechanical and electrical equipment installation(On-site only),rental of construction equipment(In addition to disassembly);All other legal projects that do not need to be submitted for approval.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Foshan Songke Packaging Machinery Co., Ltd., established on 2008-09-25, Business scope includes manufacturing,Sales:Packaging machinery and spare parts.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Haosen Intelligent Equipment (Shenzhen) Co., Ltd., established on 2018-05-29, Business scope includes general business items:steel,building materials,Sales of Smart Devices;Technology development of chemical products,technical consulting,Sales;Import and export of goods and technology;Own house rental.,The licensing program is:Mechanical parts processing,industrial control system,Electrical Equipment(Cars not included)research and development,production and sales.

Nanjing Junmusi Internet of Things Technology Research Institute Co., Ltd., established on 2019-07-25, Business scope includes IoT technology,Intelligent technology research and development,Technical Services,technical consulting;Information system integration service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) General project:housing lease;property management(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

AVE Science & Technology Co., Ltd. engages in the research, development, production, sale, and service of clinical testing and analysis instruments. It offers in vitro diagnostic reagents, urine formation analyzers, urine dry chemical analyzers, automatic urine and stool analyzers, reproductive tract secretion analyzers, and automatic body fluid analyzers. The company was founded by Jian Wen Ding in March 1994 and is headquartered in Changsha, China.