2026 Top 10 Lock Manufacturers in China

Shandong Yuyite New Materials Co., Ltd

Shandong Yuyite New Materials Co., Ltd., with its registered address at No. 262 Daoxiang Street, Dongping Street, Dongping County, Tai'an City, Shandong Province, is registered with the Dongping County Market Supervision and Administration Bureau. The legal representative is Tian Xilong, and its business scope includes general projects: sales of chemical products (excluding licensed chemical products); Sales of building materials; Sales of plastic products; Sales of non-ferrous metal alloys; Sales of building waterproofing membrane products; Sales of metal materials; Sales of rubber products; Sales of synthetic fibers; Sales of high-performance fibers and composite materials; Sales of glass fiber reinforced plastic products; Sales of cement products; Sales of insulation materials; Sales of synthetic materials; Sales of mechanical and electrical equipment; Sales of wind turbines and their components; Sales of valves and plugs; Sales of special equipment; Sales of engineering plastics and synthetic resins; Sales of building decoration materials; Fiber optic cable sales; Sales of concrete structural components; Sales of industrial textile products; Sales of anti-corrosion materials; Sales of daily miscellaneous goods; Sales of metal structures; Sales of cork products; Sales of metal wire ropes and their products; Sales of non-metallic minerals and products; Sales of mechanical equipment; Needle textile sales; Sales of coatings (excluding hazardous chemicals); Sales of fiberglass and related products; Sales of needle textiles and raw materials; Sales of office equipment; Sales of new ceramic materials; Sales of office supplies; Sales of lighting fixtures; Sales of signs for transportation and public management; Sales of office equipment and consumables; Sales of distribution switch control equipment; Floor sales; Sales of lightweight building materials; Sales of power facilities and equipment; Wood sales; Sales of high-performance non-ferrous metals and alloy materials; Retail of hardware products; Retail of stationery supplies; Retail of sports goods and equipment; Manufacturing of high-performance fibers and composite materials; Manufacturing of metal structures; Manufacturing of engineering plastics and synthetic resins; Manufacturing of glass fiber reinforced plastic products; Manufacturing of specialized machinery for the production of building materials; Manufacturing of building waterproofing membrane products; Manufacturing of industrial textile products; Manufacturing of lightweight building materials; Manufacturing of cement products; Manufacturing of household textile products; Manufacturing of metal wire ropes and their products; Manufacturing of lighting fixtures; Wholesale of hardware products; Research and development of recycling technology for waste asphalt; Wholesale of sports goods and equipment; Research and development of new material technology; Mechanical equipment leasing; Rental services (excluding licensed rental services); Manufacturing of metal signs for transportation and public management; Operation of wires and cables; Manufacturing of new building materials (excluding hazardous chemicals); Digital content production services (excluding publishing and distribution); Engineering management services; Professional design services; Organize cultural and artistic exchange activities; Construction of earthwork engineering; Wood processing; Advertising production; Advertising design and agency; Graphic Artist Designer. (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) Licensed project: construction project construction; Construction labor subcontracting; Construction professional operations; Road freight transportation (excluding dangerous goods); Installation of civil nuclear safety equipment; Installation, maintenance, and testing of power transmission, supply, and receiving facilities; Packaging decoration printing. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Lock, Waterproof Copper Sheet, Asphalt Mastic

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: Lock, Electric Flange Butterfly Valve, Electric Regulating Butterfly Valve

Hebei Yuchuang Water Conservancy Machinery Co., Ltd

Hebei Yuchuang Water Conservancy Machinery Co., Ltd., with its registered address in Maquan Village, Xinhe County, Xingtai City, Hebei Province, is registered with the Market Supervision Administration of Xinhe County. The legal representative is Liu Cunmei, and its business scope includes the manufacturing and sales of hoists, steel dams, hydraulic dams, flip doors, gates, rubber waterstops, trash racks, cleaning machines, conveyors, pressure steel pipes, expansion joints, fiberglass products, drilling rigs, conduits, and drill rods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Lock, Winch Type Hoist, Screw Opening And Closing Machine

Xinhe County Huanghe Water Conservancy Machinery Co., Ltd

North of Xinhua Road and East of Xin'an Street, Xinhe County, Xingtai City, Hebei Province

Xinhe County Huanghe Water Conservancy Machinery Co., Ltd. is located on the north side of Xinhua Road and the east side of Xin'an Street in Xinhe County, Xingtai City, Hebei Province. It was established on September 2, 2014, with the registration authority of Xinhe County Market Supervision Administration and the legal representative of Xinfeng. Core products: Lock, Rotary Cleaning Machine

Jiangsu Yingpurui Instrument Technology Co., Ltd

Jiangsu Yingpurui Instrument Technology Co., Ltd., with its registered address at Buildings 17-18, Phase III, Daxing Industrial Park, Jinhu County, Huai'an City, is registered with the Jinhu County Administrative Approval Bureau and represented by Ma Chengxiang. Its business scope includes instrument research and development; Sales of pressure instruments, flow instruments, level instruments, display recording instruments, analytical instruments, industrial automation complete sets of equipment, industrial process control systems, wires and cables, metal cable trays, electric and pneumatic control valves, valve accessories, environmental protection equipment, computers and accessories, office equipment, communication equipment and devices, labor protection supplies, hardware tools, high and low voltage electrical appliances, instrument control cabinets, electrical instrument high and low voltage switchgear; Production and sales of thermal resistors, thermocouples, bimetallic thermometers, intelligent digital displays, pressure transmitters, level gauges, and flow meters. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Lock, Tuning Fork Level Switch, Zirconia Oxygen Analyzer

Hebei Hekong Water Conservancy Machinery Co., Ltd

Hebei Hekong Water Conservancy Machinery Co., Ltd., located at No. 66, Maquan Village, Xinhe Town, Xinhe County, Xingtai City, Hebei Province, was established on March 20, 2026. The registration authority is the Xinhe County Market Supervision and Administration Bureau, and the legal representative is Xue Shijuan. Core products: Lock

Changzhou Ruinuoqi Electromechanical Equipment Co., Ltd

Liudao Village, Yaoguan Town, Wujin District

Changzhou Ruinuoqi Electromechanical Equipment Co., Ltd., located in Liudao Village, Yaoguan Town, Wujin District, was established on May 19, 2016. The registered authority is the Management Committee of Changzhou Economic Development Zone in Jiangsu Province, and the legal representative is Chen Ying. Core products: Lock, Gate Opening Sensor, Upgrading And Renovating The Opening And Closing Machine