Never hesitate to contact us once you think you have received imperfect Auto Spring. We would appreciate much that if you provide us with the inspection report as soon as possible issued by an entrusted third party to prove the quality of the product. Then, we will verify and review every manufacturing process to find out the problems. Among the manufacturing factories, we have to admit that though we always stick to the business principle of "quality first" and ensure a high qualification ratio, we can not avoid the occurrence of some mistakes which may lead to the fact that few imperfections delivered to customers. Please understand and we will deliver you exactly the same products agreed by both parties.

Dongguan Yongqiang spring hardware Co.,Ltd. functions importantly in custom suspension springs market. Yongqiang's Metal spring is various in types and styles to meet the different needs of customers. The designing elements of Yongqiang automotive hardware kits involve a lot. They are style, color harmony, shape, fullness, trims & finishes, as well as body proportion. The product is characterized by perfect processing property. The product has overload protection. It has a thermal relay which can withstand the impact of short circuit due to thermal inertia. The product is widely sold in European and American markets.

We will, as always, take custom torsion spring as tenet, to cooperate with all friends and customers for a better future. Check now!