There are 13252 customers have been clockwork spring in Yong Sheng which in  351 clients in other country and 12901customera in our country by this year.In the 20 years .It is not only importance to the quality but also has been find a production technology to keep the quality of clockwork spring .We promise for you we will use 120% service on yourself wherever you are from the customer that you are new or old.

This is your first choice when you want to find the clockwork spring You should look for Yong sheng when do you want find a good clockwork spring on quality and Credibility of a good in China.They are have more than 20 years old of production experience on  clockwork spring and Yong sheng was development production in our country than we always  with 120%  smile to talk with our customer every time. Because we know whatever the  result in the end ,This is your trust to us and we will keep our sincere to meet you when the  customer find us .