Gaomi Tongchuang Valve Core Co., Ltd is the largest manufacturer of tyre valve cores in the world, the annual production of tire valve cores reaches 1.5 billion, which takes over 35% of global share. We are leading manufacturer and international supplier of Special purpose Valve cores, such as household and automobile air-conditioner valve cores, liquid petroleum gas regulator cores, environment-friendly tyre valve cores and Anti-explosion tyre valve cores. Our reputation for quality, delivery and customer service have earned us the trust of our Original Equipment customers such as  Kenda Tire, Yuan xing Tire, San Yuan Tire, Xiahui Rubber Metal Industrial, Dun An Group, and oversea customers from America, Germany, Britain, Brazil, Russia Etc.

Tong Chuang, with the perfect Quality Assurance System, has passed the certifications of Product Safety and Management Systems, such as ISO9001:2008 and TS16949.