Original Manufacturer of Vacuum Pumps & Vacuum Systems

Shanghai Puyan Machinery Equipment Co., Ltd.

PUYAN was founded in 2010. We uphold the philosophy of “precision manufacturing, reliable service” and focus on providing advanced vacuum technology solutions to industrial customers worldwide.

Our extensive product line includes screw vacuum pumps (POL oil‑lubricated, PVG air‑cooled, PLG water‑cooled, PBG nitrogen‑purged), rotary vane pumps (PV oil‑lubricated, ZBW oil‑free dry), and dry vacuum pumps (ZJP Roots, CVP claw, PSR scroll).

For special process requirements, we offer custom vacuum system design. Through professional consultation and integrated engineering, we help customers overcome production challenges, improve efficiency, and reduce operating costs.

Backed by multiple national patents, we ensure reliability and high performance. Choosing Puyan means choosing a trusted partner in vacuum technology.