2026 Top 10 Ordinary Transmission Window Manufacturers in China

Kunshan Qingyang Purification System Engineering Co., Ltd

Kunshan Qingyang Purification System Engineering Co., Ltd., with its registered address at Room 199, Building 1, Haishang Business Plaza, No. 888 Xinwu Street, Zhangpu Town, Kunshan City, is registered with the Kunshan Administrative Approval Bureau. The legal representative is Cai Defu, and its business scope includes the design, construction, and installation of purification engineering, clean room engineering, mechanical and electrical engineering, hydropower engineering, air ducts, and purification equipment engineering; Sales, on-site repair, maintenance, and upkeep of electromechanical equipment, purification equipment, and consumables; Import and export of goods and technology. General projects: technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; Fire technology services (except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law). Core products: Ordinary Transmission Window, Thousand Level Purification Workshop, Class 100 Dust-Free Workshop

Langfang Yongxinchuang Environmental Protection Equipment Co., Ltd

Langfang Yongxinchuang Environmental Protection Equipment Co., Ltd., with its registered address in Ligezhuang Village, Zhaogezhuang Town, Wen'an County, registered with the Market Supervision and Administration Bureau of Wen'an County, Langfang City. The legal representative is Li Yonggang, and its business scope includes general projects: specialized equipment manufacturing (excluding licensed professional equipment manufacturing); Specialized equipment repair; General equipment manufacturing (excluding special equipment manufacturing); General equipment repair; Sales of mechanical equipment; Installation services for ordinary mechanical equipment; Mechanical equipment research and development; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Industrial design services; Manufacturing of plastic products; Sales of plastic products; Sales of metal products; Mechanical parts and component processing; Sales of mechanical parts and components; Wholesale of stationery supplies; Retail of stationery supplies; Sales of security equipment; Wholesale of hardware products; Retail of hardware products; Sales of building materials; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Ordinary Transmission Window, Other Products, Purification Equipment

Sichuan Chuanshu Purification Equipment Co., Ltd

Sichuan Chuanshu Purification Equipment Co., Ltd., registered at 669 Xinghua 10th Road, Xinjin Industrial Park, Sichuan Province, with the registration authority of Xinjin County Market Supervision and Administration Bureau and the legal representative of Deng Zhijun, is engaged in the sale of air purification equipment, air conditioning equipment, laboratory cabinets, laboratory furniture, and medical devices (licensed projects can only be operated after obtaining relevant permits); Mechanical and electrical installation engineering, building decoration engineering, electronic intelligence engineering, environmental protection engineering, waterproof, anti-corrosion and insulation engineering, steel structure engineering, water and electricity installation engineering, pipeline engineering design and construction; Indoor air pollution control; Installation and maintenance of refrigeration equipment. Projects that require approval by law can only be operated after approval by relevant departments.. Core products: Ordinary Transmission Window, Pass-Through Window, Xenon Lamp Transmission Window

Guangzhou Bailun Purification Equipment Manufacturing Co., Ltd

Guangzhou Bailun Purification Equipment Manufacturing Co., Ltd., registered at No. 3 Shilonggang Road, Dalong Street, Panyu District, Guangzhou, registered with the Market Supervision Administration of Panyu District, Guangzhou, with Huang Yanse as the legal representative. Its business scope includes the manufacturing of gas and liquid separation and purification equipment; Fan and fan manufacturing; Manufacturing of electronic components and electromechanical equipment; Manufacturing of specialized equipment for environmental protection; Manufacturing of industrial automatic control system devices; Research and development of efficient and energy-saving technologies in the power industry; Home appliance installation services; Installation services for ordinary mechanical equipment; General equipment manufacturing (excluding special equipment manufacturing); External contracting projects; Sales of electronic components and electromechanical equipment; Sales of refrigeration and air conditioning equipment; Industrial design services; Research and development of metal products; Engineering and technical services (excluding planning management, survey, design, and supervision); Engineering management services; Professional design services; Sales of metal packaging containers and materials; Sales of metal materials; Sales of metal chains and other metal products; Sales of metal products; Installation services for environmental sanitation public facilities; Sales of Class II medical devices; Production of Class II medical devices; Import and export of goods; technology import and export. Core products: Ordinary Transmission Window, Clean Shed, Ordinary High-Efficiency Air Supply Outlet

Suzhou Industrial Park Sanxing Purification Technology Co., Ltd

Suzhou Industrial Park Sanxing Purification Technology Co., Ltd., with its registered address at Room 2092, Building 1, No. 378 Donghuan Road, Suzhou Industrial Park, registered with the Suzhou Industrial Park Administrative Approval Bureau, and represented by Luo Fangyin as its legal representative. Its business scope includes the production and sale of air conditioning filters, measuring instruments, and purification clothing; Research and development, sales: purification products, purification engineering materials, air conditioning products, cleanroom consumables; Design, production, installation, and commissioning of air purification systems, air conditioning systems, and water and electricity systems; Provide air quality testing and related technical services. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) Licensed project: construction engineering design; Construction project construction; Installation of protective equipment for civil air defense engineering (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) General project: Manufacturing of specialized environmental monitoring instruments and meters; Sales of specialized instruments and meters for environmental monitoring; Sales of instruments and meters; Sales of specialized equipment for environmental protection; Sales of electronic specialized equipment; Electronic product sales; Software development; Information technology consulting services (except for projects that require approval by law, conducting business activities independently with a business license in accordance with the law). Core products: Ordinary Transmission Window, Air Volume Meter, Dust Particle Counter

Beijing Huaxin Clean Purification Technology Co., Ltd

Beijing Huaxin Clean Purification Technology Co., Ltd., registered at Room 101-102, 2nd Floor, Building 4, No. 25 North Ring Road, Beijing Economic and Technological Development Zone (Daxing) Park, Beijing. The registration authority is the Market Supervision Administration of Beijing Economic and Technological Development Zone, and the legal representative is Zhu Jichun. The business scope includes technology development, transfer, consulting, and services; Professional contracting; Selling electromechanical equipment, refrigeration and air conditioning equipment, decorative materials, metal materials, hardware and electrical equipment (excluding tricycles and disabled motorized wheelchairs), and building materials; Commissioned processing. (For projects that require approval according to law, business activities shall be carried out in accordance with the approved content after approval by relevant departments.). Core products: Ordinary Transmission Window, Smooth Clean Room Equipment, Clean Room

Lingyun Boji (Beijing) Technology Co., Ltd

Lingyun Boji (Beijing) Technology Co., Ltd., registered at Unit 903, 8th Floor, Building 1, No. 4, Shengshengyuan Road, Science and Technology Park, Changping District, Beijing (Changping Demonstration Zone), registered with the Market Supervision Administration of Changping District, Beijing, with Ge Tianyu as the legal representative. Its business scope includes general projects such as technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of experimental animal cages; Sales of mechanical equipment; Sales of plastic products; Sales of chemical products (excluding licensed chemical products); Sales of experimental animal bedding materials; Sales of veterinary specialized equipment; Sales of experimental analytical instruments; Sales of instruments and meters; Sales of metal materials; Sales of metal tools; Retail of hardware products; Sales of refrigeration and air conditioning equipment; Sales of Class I medical devices; Sales of Class II medical devices; Mechanical equipment research and development; Research and development of metal products; Manufacturing of plastic products; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of refrigeration and air conditioning equipment; Manufacturing of specialized instruments; Manufacturing of other general instruments; Engineering and technical services (excluding planning management, survey, design, and supervision); Professional design services; Instrument and meter repair; General equipment repair; Specialized equipment repair; Electrical equipment repair; Maintenance of electronic and mechanical equipment (excluding special equipment); Professional cleaning, washing, and disinfection services; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) License project: e-government electronic authentication services; Internet information service for medical devices; Sales of disinfection equipment; Third class medical device operation. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) (Business activities that are prohibited or restricted by national and local industrial policies shall not be engaged in.). Core products: Ordinary Transmission Window, , Cage