2026 Top 10 High Temperature Barrier Door Manufacturers in China

Hebei Chuanheng Environmental Protection Equipment Co., Ltd

Hebei Chuanheng Environmental Protection Equipment Co., Ltd., registered at Feng Sanfan Village, Siying Township, Botou City, Cangzhou City, Hebei Province, with the Market Supervision Administration of Botou City as the registration authority and Yu Jiajia as the legal representative, operates environmental protection equipment and accessories, VOC waste gas treatment equipment, dust treatment equipment, valve design, production, sales, installation, and maintenance; Environmental engineering design and construction; Import and export of goods (projects that require approval by law can only be carried out after approval by relevant departments). Core products: High Temperature Barrier Door, Boiler Dust Collector, Bag Filter

Botou Xinjia Machinery Co., Ltd

Botou Xinjia Machinery Co., Ltd., registered in Xiaoduli, Botou City, with the registration authority of Botou Market Supervision Administration and the legal representative of Su Yinping. Its business scope includes the production and sales of dust removal equipment and accessories, pipeline accessories, measuring tools, oil pumps, cold bending equipment and accessories, couplings, and instruments and meters; Processing and maintenance of power accessories, mechanical processing; Import and export of goods (prohibited by laws and administrative regulations shall not be operated, and those that require approval shall not be operated without approval)**. Core products: High Temperature Barrier Door, Pneumatic Three-Way Valve, Electric Three-Way Valve

Hebei Ruiyu Environmental Protection Equipment Co., Ltd

Hebei Ruiyu Environmental Protection Equipment Co., Ltd. is registered at 300 meters east of Zhangqiao South, Dikou, Bozhen, Botou City, Cangzhou City, Hebei Province. The registration authority is Botou Market Supervision Administration Bureau, and the legal representative is Meng Tiantian. Its business scope includes the manufacturing of specialized environmental protection equipment. Design, manufacturing, installation, sales, and renovation of environmental protection equipment and accessories, conveying equipment and accessories, and photocatalytic equipment; Design, installation, and construction of dust collectors; Installation and sales of spiral pipes, elbows, and fittings; Manufacturing, processing, and sales of machine tool accessories, tools, measuring tools, electrical control cabinets, valves, and corrugated pipes; machining; Production and sales of mining machinery equipment and accessories; Sales of metal products * * (For projects that require approval by law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently in accordance with the law). Core products: High Temperature Barrier Door, Pneumatic Three-Way Valve, Screw Conveyor

Cangzhou Changtong Environmental Protection Equipment Co., Ltd

Cangzhou Changtong Environmental Protection Equipment Co., Ltd., with its registered address in Xiaoyuan Village, Qiqiao Town, Botou City, is registered with the Botou Market Supervision and Administration Bureau. The legal representative is Gao Yue, and its business scope includes general projects such as the manufacturing of specialized environmental protection equipment; Sales of specialized equipment for environmental protection; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of bearings, gears, and transmission components; Sales of bearings, gears, and transmission components; Manufacturing of drawing, calculation, and measuring instruments; Sales of drawing, calculation, and measuring instruments; Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: High Temperature Barrier Door, Three-Way Valve, Non Metallic Compensator

Jining Hongye Industrial and Mining Equipment Co., Ltd

Jining Hongye Industrial and Mining Equipment Co., Ltd., with its registered address at Room 2619, 26th Floor, Hongxing International, Jining High tech Zone, is registered with the Market Supervision and Administration Bureau of Jining High tech Industrial Development Zone, and its legal representative is Zhang Feifei. Its business scope includes general projects such as sales of mining machinery; Sales of mechanical equipment; Sales of metal structures; Sales of building materials; Sales of construction machinery; Sales of specialized instruments and meters for environmental monitoring; Sales of intelligent agricultural machinery and equipment; Agricultural machinery services; Sales of agricultural machinery; Wholesale of hardware products; Retail of hardware products; Sales of specialized equipment for rubber processing; Sales of rubber products; Sales of geological exploration and seismic specialized instruments; Sales of security equipment; Sales of pumps and vacuum equipment; Sales of plastic products; Sales of metal products; Loading and unloading handling; Sales of distribution switch control equipment; Sales of intelligent power transmission and distribution and control equipment; Sales of forgings and powder metallurgy products; Sales of pipeline transportation equipment; Sales of mechanical and electrical equipment; Sales of optical communication equipment; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Specialized equipment repair; General equipment repair; Sales of coatings (excluding hazardous chemicals); Sales of electrical instruments and meters; Sales of material handling equipment; Sales of electrical equipment; Sales of special equipment; Manufacturing of pneumatic power machinery and components; Sales of pneumatic power machinery and components. (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: High Temperature Barrier Door, Tree Grates, Transportation Equipment

Rigao Holdings Group Co., Ltd. Wenzhou Branch

Bali Village, Qiaoxia Town, Yongjia County, Wenzhou City, Zhejiang Province (within Yongjia Yuanquan Environmental Protection Technology Co., Ltd.)

RiGao Holdings Group Co., Ltd. Wenzhou Branch, located in Bali Village, Qiaoxia Town, Yongjia County, Wenzhou City, Zhejiang Province (within Yongjia County Yuanquan Environmental Protection Technology Co., Ltd.), was established on October 19, 2022. The registration authority is Yongjia County Market Supervision Administration, and the legal representative is Yang Jiankang. Core products: High Temperature Barrier Door, Pneumatic Dome Valve, Multi Page Butterfly Valve

Hebei Bolin Environmental Protection Technology Co., Ltd

Hebei Bolin Environmental Protection Technology Co., Ltd., with its registered address located 150 meters south of Zhangsan Overpass in Beihuan, Botou Economic Development Zone, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision Administration Bureau and represented by Gao Jingya as its legal representative. Its business scope includes general projects such as environmental protection technology promotion services. Research and development, manufacturing, maintenance, and sales of dust removal equipment and accessories, cloth bags, bag cages, unloaders, air doors, baffle doors, ventilation butterfly valves, exhaust gas treatment equipment, supports and hangers, manholes, explosion-proof valves, solenoid valves, metal compensators, sleeve compensators, metal hoses, non-metal compensators, conveying equipment and accessories, plug valves, and flap valves. (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: High Temperature Barrier Door, Air Door, Ventilation Butterfly Valve