Founded in 2000 and situated on the southeast coast of Zhejiang Province, our company is a national high-tech enterprise, a member of the China Vacuum Industry Association & Chinese Vacuum Society, and a Zhejiang science and technology-based enterprise.

R&D Capabilities: We attach great importance to talent development and possess a professional and dedicated team specializing in vacuum pump R&D, supported by a provincial-level high-tech R&D center. We are committed to improving the quality and expanding the application scope of vacuum generation equipment, developing new products to meet diverse customer needs, and contributing to China’s industrial development — particularly in the chemical, pharmaceutical, environmental protection, energy conservation and emission reduction sectors.

Production & Testing: With two production bases covering over 90000m²‌, we have 230 sets of processing equipment (including 50 high-precision imported CNC machining centers) and a complete inspection & testing system. Supporting equipment includes dynamic balancing machines, coordinate measuring machines, casting tempering furnaces and vacuum infiltration equipment. CNC machining ensures product precision and high quality.

Corporate Management: Chairman Mr. Liang Boshun values corporate management, learning from well-known foreign enterprises to develop a customized management model. The company has obtained ISO9001:2015, ISO45001:2018, ISO14001:2015 and EU CE certifications.

Achievements & Products: Through continuous innovation, HG-150/HGL-150 rotary piston pumps have 4 national patents, with leading domestic comprehensive indicators and international-leading ultimate pressure. The LG series dry screw vacuum pumps fill the domestic gap and won multiple provincial/municipal science and technology awards. We offer 10 product series: HG, HGL and 2H series rotary piston pumps, ZJ/ZJP type Roots pumps, ZJC/ZJPC type magnetically driven Roots pumps, ZJQ type air-cooled direct-vented atmospheric Roots pumps, ZJA type permanent magnet frequency conversion Roots pumps, ZJB type asynchronous water-cooled Roots pumps, LG/LGB type dry screw corrosion-resistant vacuum pumps, F series air-cooled vacuum pumps, Roots-screw vacuum units and Roots-rotary piston vacuum units.