Qingdao Elite Machinery Manufacture Co.,Ltd. (hereinafter referred to as "ESG"), established in 2001, is a high-tech enterprise, a specialized and innovative "little giant" enterprise, and a Shandong Province gazelle enterprise integrating R&D, production, and sales of stainless steel pneumatic valves. The company closely focuses on customer needs and is committed to becoming a leader in fluid process control system solutions.

ESG's main products cover industrial-grade valves, sanitary valves, and related measurement and control instruments. Its various mainstream valve series, including angle seat valves, shuttle valves, diaphragm valves, butterfly valves, ball valves, steam traps, and diaphragm plug valves, are widely praised by customers. In recent years, while consolidating its advantages in textile printing and dyeing, foam plastics, air separation, and casting, the company has actively expanded into the pharmaceutical, new energy, rubber and plastics, and food and beverage industries, strengthening professional services and providing customized system solutions to customers, thus opening up new prospects for development. Currently, the total number of industries served has expanded to 19.

The company continuously advances production construction, upgrades its foundry, and builds the HCPS intelligent manufacturing base. It boasts advanced precision casting, machining, and assembly production lines, independently develops casting molds, and is equipped with automated shell-making production lines, various robotic arms, machining centers, CNC lathes, and automated equipment for welding, ultrasonic cleaning, and assembly. To strictly control quality, the company has introduced imported German spectrometers, coordinate measuring machines, surface roughness testers, hardness testers, and various advanced equipment for testing fatigue, pressure, and sealing performance. It has established seven laboratories covering fatigue, performance, operating conditions, flow rate, materials, metrology, and mechanics, adhering to full-process testing and quality control for valves. The company has successively passed ISO quality, environmental, energy, and safety certifications, as well as international authoritative certifications such as FDA, TS, CE, UKCA, CU-TR, and ATEX.

● Pharmaceutical Industry
● New Energy Industry
● Nuclear Power Industry
● Food and Beverage Industry
● Rubber Tire Industry