2026 Top 10 Airtight Door Manufacturers in China

Beijing Nuo'antong Door Industry Co., Ltd

Beijing Nuo'antong Door Industry Co., Ltd., with its registered address at No. 11, Fuhua Street, Shawodian Village, Caiyu Town, Daxing District, Beijing, is registered with the Market Supervision Administration of Daxing District, Beijing. The legal representative is Chen Yong, and its business scope includes the sale of building materials; Application software services; Technical development; Basic software services; Technology transfer; Technology promotion; Technical services; Technical consultation; Selling plastic steel doors and windows, metal doors and windows, decorative materials, hardware products (excluding electric bicycles), chemical products (excluding hazardous chemicals and Class I precursor chemicals), daily necessities, and electronic machinery equipment; Economic information consulting: professional contracting. (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law; for projects that require approval by law, they shall carry out business activities in accordance with the approved content after obtaining approval from relevant departments; they shall not engage in business activities prohibited or restricted by the industrial policies of this city.). Core products: Airtight Door, Manual Revolving Door, Automatic Door

Shandong Shengmei Mining Machinery Co., Ltd

Shandong Shengmei Mining Machinery Co., Ltd. is registered in Yandian Industrial Park, Yanzhou District, Jining City, Shandong Province. The registration authority is the Yanzhou District Market Supervision Administration of Jining City, and the legal representative is Chen Shengchang. Its business scope includes the processing, production, and research and development of mining safety protection equipment, mining doors, tunnel support tools and building materials (excluding wood), and auxiliary operation equipment for mining and power plant belt conveyors; Production of mining track equipment, mining machinery equipment and accessories; Sales of mining pneumatic equipment, hydraulic equipment and accessories (excluding special equipment), hardware tools, steel, mining electrical equipment, chemical products (excluding hazardous chemicals), and environmental protection equipment; Research and development, production, installation, and commissioning of airtight doors, explosion-proof doors, buffer beds, and buffer strips; Undertake various mechanical processing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Airtight Door, Anti Overflow Skirt Board, Refuge Chamber Door

Chongqing Qingxuan Aluminum Industry Co., Ltd

Chongqing Qingxuan Aluminum Industry Co., Ltd. is registered at Unit 19-4, Building 7, No. 2 Shuanglong Road, Dadukou District, Chongqing. The registration authority is the Market Supervision Administration of Dadukou District, Chongqing, and the legal representative is Dong Junhai. The business scope includes the sale of aluminum profiles, steel, insulation materials (excluding hazardous chemicals), building materials (excluding hazardous chemicals), decorative materials (excluding hazardous chemicals), hardware and electrical equipment, stainless steel products, and chemical products (excluding hazardous chemicals and precursor chemicals). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)**. Core products: Airtight Door, Purification Accessories, Bell Shaped Alloy Bonded Shock Absorber

Shandong Ziyun Medical Engineering Co., Ltd

No. 76-1 Wulou Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province

Shandong Ziyun Medical Engineering Co., Ltd., located at No. 76-1 Wulou Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, was established on May 13, 2021. The registration authority is the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone, and the legal representative is Wu Depeng. Core products: Airtight Door, Airtight Door, Clean Door, Operating Room Purification

Shandong Kanglai Environmental Protection Technology Co., Ltd

Shandong Kanglai Environmental Protection Technology Co., Ltd., with its registered address at No. 275 Wangzhuang Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone. The legal representative is Liu Chunjie, and its business scope includes general projects such as research and development of new material technology; Sales of metal materials; Sales of metal products; Sales of high-performance non-ferrous metals and alloy materials; Sales of high-quality special steel materials; Sales of non-ferrous metal alloys; Sales of new metal functional materials; Sales of metal structures; Sales of building materials; Sales of daily necessities; Sales of signs for transportation and public management; Wholesale of hardware products; Sales of mechanical parts and components; Sales of functional glass and new optical materials; Sales of special labor protection equipment. (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: Airtight Door, Radiation Resistant Lead Door, Lead Plate

Shandong Xincheng Radiation Protection Engineering Co., Ltd

Shandong Xincheng Radiation Protection Engineering Co., Ltd., registered at No. 5-2, South Road (opposite Zhengxin Petroleum), 300 meters east of the intersection of Liaoniu Road and 046 County Road, Hanji Township, Dongchangfu District, Liaocheng City, Shandong Province, registered with the Market Supervision Administration of Dongchangfu District, Liaocheng City, with Wang Kun as the legal representative. Its business scope includes licensed projects: manufacturing of civil defense engineering protective equipment; Construction project construction; Production of Class II and III radiation equipment; Sales of Class II and III radiation equipment; Sales of Class I radiation equipment. (For projects that require approval by 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.) General projects: sales of metal materials; Sales of non-metallic minerals and products; Sales of non-ferrous metal alloys; Wholesale of protective equipment for medical staff; Retail of protective equipment for medical staff; Sales of metal products; Construction of metal doors and windows engineering; Sales of construction machinery; Sales of high-performance fibers and composite materials; Sales of functional glass and new optical materials; Sales of high-performance non-ferrous metals and alloy materials; Rolling and processing of non-ferrous metals; Sales of specialized equipment for environmental protection; Manufacturing of metal signs for transportation and public management; Sales of signs for transportation and public management; Manufacturing of metal materials; Manufacturing of non-metallic mineral products; Manufacturing of non-ferrous metal alloys; Manufacturing of high-performance fibers and composite materials. (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: Airtight Door, Radiation Resistant Lead Plate, Lead Clothing

Shandong Zeyu Intelligent Medical Technology Co., Ltd

Room 101, Workshop 5, Intelligent Optoelectronic Information Industry Park, Heilongjiang Road, Liaocheng Economic and Technological Development Zone, Shandong Province

Shandong Zeyu Intelligent Medical Technology Co., Ltd. is located at Room 101, Workshop 5, Intelligent Optoelectronic Information Industry Park, Heilongjiang Road, Liaocheng Economic and Technological Development Zone, Shandong Province. It was established on April 11, 2014, and registered with the Market Supervision Administration of Liaocheng Economic and Technological Development Zone. The legal representative is Wu Han. Core products: Airtight Door, Lead Gate, Protective Lead Door