Incorporated in the year 2014, Qingdao Ludong Gas Co., Ltd was established by one team of experienced gas experts providing speciality gases to China and foreign market.

Incorporated in the year 2014, Qingdao Ludong Gas Co., Ltd was established by one team of experienced gas experts providing speciality gases to China and foreign market.

Hengshui Yuan Trading Co., Ltd. is a ISO9001-2008 company, which is located in Hengshui, and has production bases in Cangzhou. It is a famouse diversified enterprise integrating R&D, production, sales and service of various kinds of pumps. Main products are Double screw pump, Three Screw pump, Single screw pump, Gear pump, Centrifugal pumps, Chemical pumps, Sewage pumps, Oil pumps, Vacuum pumps, Diesel pumps, Water supply system, etc. We have obtained import and export license, and own an independent foreign trade department with a good professional team, providing superb and efficient service for foreign merchants. Now 70% of our pumps are exported to over 150 countries in South East Asia, Middle East, Africa, Europe...

Jinan Retek Industries Inc. is a professional supplier in China, specializing in refrigeration parts. Our main products are refrigerator parts. Now we have two factories in China, manufacturing different kinds of refrigeration parts. One is mainly manufacturing condensers and evaporators. The other one is mainly manufacturing copper filter driers, accumulators and access valves.

Ningbo Domi Refrigeration Co., Ltd., is located in Zhejiang, China, specializes in various refrigeration products.

Shanghai Junyi Filter Plant Co., Ltd has been in the business of filter equipment for many years, we have established a comprehensive and effective service system and created an experienced service team.

NINGBO COOLWELL COMPANY. Had developed into a leading professional manufacturer and supplier in the field of A/C and Refrigerator spare parts and tools.

We are the leading manufacturers of gear pump, screw pumps, centrifugal pumps, Lobe Pump, marine pumps in China, was established in 1996, . Our pump brand "HOFFWELL" is famous brand in China pumps industry. We have been passed ISO9001: 2000 quality system enterprises. The staff are over 300 and the equipment are 256 Sets included CNC workshop, Our factory covers area are about 100, 000m2. All of our pump's model have certificated by CE and by CCS, BV, ABS, DNV. GL, KR, NK, LR, GL Certificate for marine applications. Annual Turnover are about over 15 Million US Dollars for industry pumps, We test every pumps performance, such as material test, Metallurgy Test, Performance, Mechanical Run, NPSH, Power, Hydraulic test etc before the pumps leave our factory. We have direct exported to over 35 countries such as USA, Australia, Indonesia, Saudi Arab, Colombia, Holland, Canada, etc.

HG Machinery Group Co., Ltd (China HUANGGONG MACHINERY GROUP Co., Ltd) is one of the biggest pump company in China.