China Valve Packing Co., Ltd.

Based in China, Topper Valve Packing Seal Kits Co., Ltd. is a dedicated manufacturer of premium industrial valves, sealing gaskets and packing components tailored for critical industrial applications. Our full line of gate, globe and ball valves is built to rigorous API specifications. Integrated with state-of-the-art low-leakage graphite packing, they maintain exceptional performance even under extreme pressure and temperature. Meanwhile, our high-grade sealing gaskets and packing materials offer remarkable resistance to chemical erosion, thermal cycling and mechanical stress. All items have undergone independent third-party assessments and hold globally acknowledged certifications including API 622, API 624, API 641, ISO 15848-1 and TA-LUFT, endorsed by TÜV SüD and TÜV Rheinland.