亚洲中文无码日韩av|国产成人综合五月天久久|亚洲日本一线产区二线区|色一情一乱一伦一视频免费看

Ningbo Siming Automotive Co.,Ltd (the original Siming Enterprise) is located in the provincial innovation science and technology industrial park zone-Ningbo Wangchun Industry Park.

Siming was founded in 1995, focusing on safety valve business. Now it develops into a scaled enterprise which owns product research and development, marketing and manufacturing of tire safety parts, covering area of more than 10000 square meters, nearly 200 employees and the total assets of more than 150 million yuan.

Now we have three major groups, tire valves, wheel weights , wheel adapter and spacers,

Tubeless snap-in tire valves’ monthly production is more than 10 million pieces, ranks top three of domestic counterparts. More than 80% of the products are exported to American and European countries, as well as supplying many OEM cars factories of joint venture brands and domestic brands in China.