Ningbo Ouya-Daocheng Autoparts Industry Co., Ltd. was established in 1996. The factory specializes in manufacturing all kinds of tire valves, valve accessories, tire repair tools, tire seals, tire gauges, wheel nuts, wheel bolts, balance weight and other autoparts. And it has already passed ISO9001 since 1998, certified by TUV Germany.
The factory is producing over 400 kinds of products and annual output is more than 80 million sets. And the main market covers USA, Europe, the Middle East and the South-east Asia countries, etc.