WenZhou TianGu Seal Co., Ltd. Was founded in 1982 and has been dedicated to the design, manufacture and sales of mechanical seal products. We are a member unit of China Hydraulic Pneumatic and Seal Industry Association.

Shanghai Exheat Industries Co., Ltd. Is a professional enterprise to manufacture plate heat exchangers, plates and rubber gaskets for PHE since 2013. Exheat evaporation device and evaporation crystallization equipment and a national high-tech enterprise which is integrates design, production and sales. The design and production of each product are carried out in strict accordance with ISO9001: 2015 quality management requirements, ensuring the excellence and stability of product quality. The company also has environmental management ISO14001: 2015, occupational health and safety management ISO145001: 2018, CE and other certification. We have many products that are recognized as high-tech products by Shanghai Science and technology department. Exheat is committed to providing first grade heat transfer solution, after years of development, we have established close business relationship with our customers in more than 100 countries and regions in the world, has been selected by many well-known enterprises at home and abroad, product reputation is very high. Business policy, customer satisfaction is our highest purpose.

HENGDA MECHANICAL SEAL MANUFACTURER Co., Ltd is one of China bigeest manufacturer that making pump mechanical seals, auto pump seals, water pump seals, cartridge seals, metal bellow seals and ceramic seal faces and rings, sintered sic(ssic) seal faces and rings, sic(silicon carbide) seal faces and rings, tungsten carbide(TC) seal faces and carbon or graphite seal faces and rings supass twenty years. We have two brand of mechanical seals, one brand is "HM", It supass twenty years, one brand is "hengda", please recognize our trademark. They can mostly take place those products of famous brand, but with very good price. Our major mechanical seals for pump is as below:

BONVE is a Chinese leading manufacturer in ROTARY LOBE PUMPS and HOMOGENIZER MIXERS since 2001. Providing its customers with customized pumping and mixing solutions and solving their problems during the production.

Sichuan YR New Material Technology Co., Ltd. is one of the best carbide products suppliers in China. It is a company which integrates research, development, production and sales of carbide products. The founder, Mr. Luo, has more than 40 years of experience in the tungsten carbide industry.

Hubei Hongtu Instrument Co., Ltd. Was founded in Jingmen, Hubei Province in 2022, and its head office, Dongguan Hongtu Instrument Co., Ltd., was founded in 2009. Hongtu Instrument is an enterprise integrating R&D, production and sales, mainly focusing on the R&D and production of testing equipment for the whole project of photovoltaic laboratories. The main products include: Motion safety protection detection instruments, solar photovoltaic module detection instruments, and various non-standard instruments customized. The detection equipment can cover international test standards such as IEC61215, IEC61730, UL1703, IEC61646, IEC TS 6782, IEC60904-9, etc.

We are Shanghai Medigrade Industry Co, . Ltd which is located in Shanghai whose manufacturing industry is the most developed in China. Our main products are pharmaceutical machines and medical machines.

Shandong Xinren Environmental Protection Technology Co. Ltd. Is located in Jinan, Shandong Province, a beautiful scenic spot in northern China. Jinan is known as the hometown of heat exchange equipment and is well known throughout the country. It is also the origin and production center of heat exchanger. Shandong Province enjoys a superior geographical position, convenient transportation by sea, land and air, and logistics transportation can reach more than 200 countries and regions around the world.

Qingdao Zhongyu Plastic Products Co., Ltd, is located in Fu An Second Industrial Park Jiaozhou Qingdao city, a coastal city of Shandong Province. Jiaozhou is located in the western of Qingdao, northwestern shore of Jiaozhou Bay, now a new airport is building in there - Shandong Qingdao International Airport, Jiaozhou is an important transportation throat link Shandong Peninsula and oversea, it is near the port of Qingdao and the former Bay, etc., it will grow into a blue the hub of the city. Relying on convenient traffic condition.

Shandong Boyu Boiler Limited Company is the holding company of Shandong Botai Group with total 10, 000, 000$ assets, more than 400 employees and 60 Mu land. It has advanced dedicated boiler production line for steam drum, header, membrane type panel, coiled pipe and so on as well as dedicated equipment for material test, NDT, heat treatment and so on with annually manufacturing capability of 13000 ton steam boiler and 1000 ton pressure vessels respectively.