The company has a modern equipped manufacturing factory with perfect testing facilities and a team of 110 staff, 1/3 of whom are technical engineers.
The company mainly produces high-pressure L-CNG pumps, LNG submerged pumps, piston pumps, industrial gas cylinder filling pumps, cryogenic centrifugal pumps, ambient air vaporizers, and other customized pump skids.
By now, it's been nominated Chinese brand to offer solutions to many transnational gas companies, large steel mills, air separator unit manufacturers and some large natural gas companies.
Since the moment of its establishment, Sanjing has always been focusing on technical exploration and actively carrying out technical cooperation and interaction.
As a result, it has established systematic core technology for cryogenic pumps and owns over 30 patents which formed its core competitiveness in the cryogenic industry.
Sanjing's products are distributed all over the country and exported to over 30 countries including Europe, Southeast Asia, and other parts of the world with the aim of "making simple to its extreme".
Sanjing provides high-quality products to meet the interests of our customers.
Huzhou Sanjing set up its own quality management system and passed many international certificate inspections. We have gained certificates such as ISO9001, ISO 14001, ISO 45001, CE certificate, etc. With a certificate Guarantee, Huzhou Sanjing strictly produce accords to the Chinese and European standard to organize the manufacture.
East Pump
Key Features: One of China's largest and most comprehensive pump manufacturers. They produce a wide range of submersible sewage pumps, deep-well pumps, and slurry pumps. Known for robust engineering, high reliability, and strong after-sales support. A top choice for municipal and industrial projects.
Ruirong Pump
Key Features: A publicly listed industry leader (SHE: 002532) with a massive global export volume. Specializes in submersible clean water pumps, sewage pumps, and fountain pumps. Renowned for energy efficiency, quality control, and extensive distribution network.
Dayuan Pump
Key Features: A leading manufacturer listed on the Shanghai Stock Exchange (SHA: 603757). They excel in submersible pumps for domestic water supply, HVAC, and drainage. Their "Dayuan" brand is highly trusted for household and light industrial applications globally.
Leo Group
Key Features: Another major publicly-traded pump conglomerate (SHE: 002131). Offers an extensive portfolio including high-power submersible sewage and slurry pumps, well pumps, and axial flow pumps for mining, construction, and flood control.
Grundfos Pump
Key Features: While Grundfos is a Danish multinational, its large-scale manufacturing bases in China are crucial. They set the global benchmark for high-efficiency, intelligent submersible pumps (especially in circulators, sewage, and dosing applications), combining advanced motor and control technology.
Wilo Pump
Key Features: Another global giant (German-owned) with significant manufacturing in China. Known for premium submersible wastewater and drainage pumps featuring advanced hydraulics, corrosion resistance, and smart control capabilities for building services and water management.
CNP Pump
Key Features: A dominant domestic force in China's pump industry. Produces a vast range of heavy-duty submersible pumps for mines, power plants, and large-scale sewage treatment. Strong R&D focus on slurry and abrasive handling pumps.
Liancheng Pump
Key Features: A key player from Zhejiang's pump manufacturing cluster. Specializes in stainless steel submersible pumps, deep-well pumps, and chemical pumps. Known for good customization, competitive pricing, and reliability in agricultural and industrial sectors.
Daxin Pump
Key Features: Based in the major pump manufacturing hub of Taizhou, Zhejiang. Offers a wide array of cost-effective submersible pumps for drainage, sewage, and aquaculture. Strong in OEM/ODM services and exports to developing markets.