Established in April 2010, China Ball Valve Manufacturer Co., Ltd. (
With over 22 years of experience, the company has built a strong reputation for exceptional customer service. Topper's valves adhere to rigorous industry standards, such as API 6D, BS 5351, ASME B16.34, and DIN 3202, and the company holds ISO 9001, ISO 14001, and ISO 45001 certifications.
Topper's advanced design capabilities, state-of-the-art processing and testing equipment, and dedicated team ensure the superior performance, quality, and timely delivery of products that are widely used across industries such as petroleum, chemical, electric power, steel, shipbuilding, and water treatment globally.