Royal Boon Edam International BV manufactures and supplies revolving doors. It delivers a broad range of entrance products and services that meet its customers needs for efficiency, security and aesthetic design. The company was founded in 1873 and is headquartered in Edam, the Netherlands.

GEZE GmbH develops and manufactures construction systems for door, window and safety technology. It provides a range of products including automatic door systems and door technology, glass systems, smoke and heat extraction systems, and safety technology as well as window and ventilation technology. The company was founded in 1863 and is headquartered in Leonberg, Germany.

dormakaba Deutschland GmbH manufactures and markets door technology products and systems. It specializes in door controls, movable walls and automatic door systems. The group is subdivided structurally into five divisions: door control, automatic, glass, security and time and access and movable walls. Door control division comprises the units door controls, door furniture, locks and panic hardware. Automatic division provides a range of swing, sliding and revolving doors and also automatically operated sliding glass panel partitions. Glass division focuses on the development and manufacture of furniture and fittings for glass doors and decorative & structural glass systems. security and time division specializes in the fields of security, time data acquisition and access control. Movable walls provides room dividing, partitioning and interior space configuring elements. The company was founded in 1927 and is headquartered in Ennepetal, Germany.

Anhui Kaifang Baodun Automatic Door Industry Co., Ltd., established on 2014-03-05, The scope of business includes automatic doors,Production of automatic revolving doors,Sales,After-sales service,technology development,technology transfer;medical door,emergency exit,stainless steel door,Cast aluminum carved door,copper doors and windows,protective door,metal stairs,fire-proof door,Glass,electronic product,Hardware Machinery Parts Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

ASSA ABLOY Entrance Systems AB manufactures and sells automatic door systems and service. Its products include automatic, industrial, high performance, hangar doors, and loading dock equipment. Its brands include Desam, Crawford, Megadoor, and Albany. The company was founded in 1951 and is headquartered in Landskrona, Sweden.

DORMA Deutschland GmbH, a subsidiary of dormakaba Holding AG, is a company headquartered in Ennepetal, Germany, that supplies door closers, fittings and security and access management systems.

Shandong Ruize Automation Technology Co., Ltd., established on 2015-04-13, The business scope includes manual and automatic revolving doors,medical door,commercial door,smart Lock,speed gate,industrial door,push door,Production of emergency evacuation automatic doors,research and development,Sales,Install,repair;Hardware building materials,Glass,Aluminum profile sales;Design of Weak Current Engineering,Construction and Maintenance;Import and export;In the field of network technology,Technology development in the field of smart technology,technology transfer,technical consulting,Technical Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)**

Qingdao Borui Futian Technology Group Co., Ltd., established on 2017-05-18, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;software development;Hardware product development;Door and window manufacturing and processing;Metal doors and windows engineering construction;Door and window sales;General merchandise sales;Home Appliance Sales;Wholesale of computer software, hardware and auxiliary equipment.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Qingdao Kaixuan Baodun Door Industry Equipment Engineering Co., Ltd., established on 2008-10-13, Business scope includes research and development,manufacture,Sales:revolving door,sensor door,Special door and installation project. (Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Sichuan Xin'an Special Door and Window Co., Ltd., established on 2010-01-28, Business scope includes special doors and windows,Production of machinery and equipment,Sales,Install,repair;Logistics equipment and spare parts leasing service;Logistics equipment technology and business information consulting services(Does not include investment advice);Realtor;Foreign trade operations engaged in the import and export of goods and technologies;Automotive Equipment Design,Production;Development of doors and windows,design,Production,Sales and installation;Computer software and hardware development,System integration and technical services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Shandong Kaixuan Gate Control Co., Ltd., established on 2014-03-13, Business scope includes revolving door,copper door,copper decoration,Automatic sensor door,KFC gate,stainless steel door,Flick door,Aluminum profile door,Door Control Hardware,Glass door,office partition,shower room,medical door,fire-proof door,Fabrication of heat-insulated broken bridge doors and windows,Sales,Install,repair;Sales:steel,building materials(No paint),D,pipe fittings,plate,Fireproof Materials,ceramics.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Kaba Gallensch��tz GmbH manufactures industrial door and access control devices. It provides access control solutions for buildings, facilities and sites and enterprise data collection systems. Its products include tripod barriers, half-height turnstiles, sensor barriers, security revolving doors, security interlocks, revolving doors, circular sliding doors, transponder keys and high-security locks. The company was founded in 1992 and is headquartered in Buhl, Germany.

Tianjin Weijin Revolving Door Co., Ltd., established on 2020-05-08, Business scope includes general items:Door and window manufacturing and processing;Metal surface treatment and heat treatment;Manufacturing of electronic components;Door and window sales;Wholesale of electronic components.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Wabtec Holding Corp. Engages in the development of locomotive products and components. It offers electrical, mechanical, and pneumatic components; and complete locomotive rebuilds and upgrades. The company was founded on December 26,1996 and is headquartered in Wilmington, DE.

Kunshan Ruiyi Automatic Door Technology Co., Ltd., established on 2017-03-08, Business scope includes licensed projects:Residential interior decoration;Import and export;Technology Import and Export(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:Door and window manufacturing and processing;Metal doors and windows engineering construction;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Special Equipment Repair;Door and window sales;Sales of building decoration materials;Sales of electronic components and electromechanical components;Wholesale of hardware products;Sales of electrical machinery and equipment;Sales of building materials;Mechanical equipment research and development;General machinery and equipment installation services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Beijing Kaibisheng Automatic Door Technology Co., Ltd., established on 2000-08-28, Business scope includes building intelligence,Technology Development of Automatic Doors,technology transfer,Technical Services;Investment;Business Management Consulting;Automatic revolving door for sale,Glass product;Production of automatic revolving doors;Office space for rent.(Market entities independently choose business projects in accordance with the 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 industrial policies of the state and this city.)

Shanghai Langrong Automatic Door Technology Co., Ltd. was founded in August 2010 in Huaxin Industrial Park, Qingpu District, Shanghai, adjacent to Shanghai Hongqiao Hub, covering an area of more than 3000 square meters. Later, under the guidance of the local government and with the support of the local government, they returned to their hometown for a second time to start their own businesses. In October 2018, they settled in Caoxian SME Incubation Park in Heze, Shandong, founded Shandong Langrong Automatic Door Technology Co., Ltd., and in April 2019, they were built by the Hardware, Windows and Curtain Walls Committee of the All China Federation of Industry and Commerce of Hardware and Electromechanical Industry The China Automatic Door Industry Technology Innovation Cooperation Alliance has awarded the certificate of participation in the compilation of the group standards of the China Revolving Door Installation Training Base and the Technical Specifications for the Installation and Acceptance of Revolving Doors. Langrong has become a major participant in the national revolving door industry, committed to building a global revolving door production base, and become a scientific and technological innovation force to promote safer and more intelligent revolving doors. Shandong Langrong Automatic Door Technology Co., Ltd. is a high-tech enterprise integrating R&D, production, sales, installation and service of revolving doors. The company is located in Heze, Shandong Province, the hometown of peony in China, covering an area of about 8000 square meters. There are more than 100 employees, including more than 20 scientific and technical personnel and management personnel with college degree or above, and more than 40 engineering installation and maintenance personnel. The company has more than 100 offices and agents in dozens of large and medium-sized cities across the country, and its products are exported to more than 20 countries in Europe, Africa, the Middle East, Southeast Asia, etc. As a pioneer in the automatic door industry, the company advocates industrial automation and intelligent production methods, and uses advanced modern CNC machining centers, CNC lathes, cutting machines, large laser cutting, large arc profile bending machines, large plate shears, large folding machines, stainless steel grooving machines and other professional special automatic door and window equipment to produce high-quality automatic doors Rotary doors and supporting products, more than 2000 sets of automatic door driving devices and more than 600 sets of rotary doors are manufactured every year. The company has been recognized by customers and automatic door industry all over the country, and the revolving door products have been well received by customers! The company has excellent equipment, advanced detection means, complete process means, and strictly follows the national quality standards for similar products for production and processing. In order to strengthen product quality management, the company constantly seeks cooperation with professional quality certification bodies. At present, the enterprise has passed the CE certification, UL certification, ISO9001: 2015 international quality system certification, and more than ten patents for invention and utility model of revolving door products, which keeps the product quality management of the enterprise at a high level. At present, the company has three series of revolving doors: manual revolving door and automatic revolving door. The door type includes: two wing revolving door, three wing revolving door, four wing revolving door, crystal revolving door, ring pillar/fence pillar revolving door and other revolving doors.

Tianjin Senjian Metal Products Co., Ltd., established on 2006-03-20, Business scope includes general items:Door and window manufacturing and processing;Door and window sales;Manufacturing of hardware products;Non-ferrous metal alloy sales;Furniture Installation and Repair Services;Metal surface treatment and heat treatment;Non-ferrous metal rolling processing;Sales of building materials;Spray processing;mold making;Mold Sales;Hardware retail;Metalwork Repair;R&D of metal products;Metal Products Sales;Fabrication of Metal Structures;Metal Structure Sales;Manufacture of special equipment for environmental protection;Environmental protection special equipment sales;Maintenance of transportation facilities;Advertising Design,acting;Professional Design Services;Non-residential real estate leases.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Import and export;Technology Import and Export.(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).

Fujian Shenboshi Door Industry Co., Ltd., established on 2017-08-10, Business scope includes automatic door technology development,technology transfer,Technical Services;Metal doors and windows,metal crafts,Glass product,motor,Manufacture of power electronic components;Processing of timber and timber components for construction;Provision of construction equipment services;building demolition construction(Does not contain blasting);building materials,hardware products,Wholesale of mechanical equipment and electronic products,Purchasing agency;Indoor and outdoor decoration engineering design,construction;New material technology promotion service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)