TONG BALL was founded in 2009 and is located in Wenzhou, Zhejiang, specializing in the manufacturing of core components for industrial ball valves. The company has over 130 employees and more than 180 units of equipment, including machining centers, CNC grinders, and supersonic spray coating systems. The main products include valve balls, valve seats, and valve stems, with specifications ranging from 1 to 56 inches and pressure ratings from Class 150 to Class 4500. Advanced coatings such as Stellite, tungsten carbide, and chromium carbide are applied to ensure superior wear and corrosion resistance. The products are popular in the domestic market and exported to the United States, Spain, Italy, India, the United Arab Emirates, Russia, and other countries.