About Us

Shanghai Keda Heavy Industry Group Co., Ltd. ( Keda Heavy Industry Group (Langxi) Co., Ltd.) Short for “ KDHI ” was established in 1993 with a registered capital of RMB 160 million. It is a large-scale belt conveyor manufacturing enterprise that integrates design and research and development, production and manufacturing, and after-sales service.

KDHI is the Vice Chairman Unit of the China Heavy Machinery Industry Association and the Chairman Unit of the Belt Conveyor Branch of the China Heavy Machinery Industry Association.

The company's headquarters is located at 815 Huaqing Road, Qingpu Industrial Park, Shanghai, covering an area of 26339 square meters. It has three production plants, including a manufacturing base located in Langxi Economic Development Zone, Langxi County, Xuancheng City, Anhui Province, covering an area of 239534 square meters. The company covers a total area of 348640 square meters and has a total construction area of 220873 square meters.

KDHI currently has 832 employees, including 127 senior technical personnel and 16 senior engineers. It possesses 32 belt conveyor technologies with independent intellectual property rights, including "Design and Application of Tunnel Continuous Belt Conveyors" and "Continuous Extended Belt Conveyors". Accumulated 175 invention patents and utility models, with strong technical development and manufacturing capabilities. KDHI provides global users with standard design, production, and inspection services throughout the entire lifecycle, including GB, ISO, EN, CEMA, DIN, AS, and JIS.

KDHI has created multiple industry firsts in the design and manufacturing of belt conveyors over the past 30 years. KDHI has four major Guinness World Records:

• Maximum capacity Q=23500t/h belt conveyor;
• A circular tube belt conveyor with a maximum single machine length of 7100m for transportation;
• The longest bi-directional off-road belt conveyor;
• The largest diameter belt conveyor drum, with a diameter of 2500 millimeters and a belt strength of ST-6500.

During the development process of the enterprise, KDHI has successively passed multiple international system certifications:

• ISO9001 Quality Management System Certification
• ISO45001 Occupational Health and Safety Management System Certification
• ISO14001 Environmental Management System Certification
• CE Certification
• EU EN1090 certification, etc.

We strictly adhere to international standards such as national, European, American, and Australian standards throughout the year (our company has 215 technical workers who have obtained welding qualification certificates for European, American, and Australian standards).

KDHI Anhui Langxi Base is equipped with advanced production equipment for belt conveyors, including specialized equipment for drum production, automatic production lines for rollers, automatic production lines for intermediate frames, automatic welding lines for roller supports, and automatic welding lines for support legs. The use of robot welding for roller frames, support legs, and large components is the first of its kind in the industry by the University of Science and Technology of China, achieving intelligent manufacturing of standard components for belt conveyors; Laser cutting, digital cutting, CNC machining, etc. provide guarantees for the manufacturing quality of core components of belt conveyors, with an annual production capacity of 3500 sets of rollers, 700000 pieces of rollers, and 80000 tons of steel structural components.

KDHI’s products mainly serve the fields of coal, metallurgy, mining, ports, chemical industry, building materials, water conservancy and power, etc., and have high market awareness and product reputation. With 30 years of hard work and development, KDHI has become a long-term supplier for dozens of well-known domestic and foreign enterprises, such as VALE in Brazil, RIO TINTO in Australia, BHP in Australia, Mitsuimiike Machinery Co., Ltd. in Japan, ThyssenKrupp in Germany, BAOSTEEL in China, CCCC （China Communications Construction Co., Ltd.）,  CRCC（China Railway Construction Corporation）, SINOPEC, China Huaneng Group, etc. We have undertaken the production of multiple national level projects both domestically and internationally, and our products are exported to over 30 countries and regions worldwide.