ESG (Qingdao Elite Machinery Manufacture Co., Ltd.), established in 2001, specialises in the design and manufacturing of stainless-steel pneumatic valves. With a focus on precision and quality, ESG produces a wide range of valves, including angle seat valves, shuttle valves, diaphragm valves, butterfly valves, ball valves, pressure-reducing valves, steam traps, and check valves. These valves are widely used across industries such as textile dyeing, food processing, air separation, chemicals, and pharmaceuticals. ESG’s commitment to excellence is reflected in its use of advanced production lines, including stainless-steel precision casting and CNC production. The company’s products are certified by international standards such as ISO 9001, CE, FDA, and ATEX. ESG’s innovative approach has earned it over 70 patents and a global customer base of more than 3,000 companies. ESG continues to be a trusted supplier, known for delivering high-quality, reliable products and outstanding after-sales service.