What are the best sheet metal processing sales companies in China?

Huawei Foxconn is not a sheet metal company, but they are involved in sheet metal (just a small branch)

Sheet metal is mostly processing nature

Shanghai, Suzhou, there are hundreds of sheet metal enterprises in East China, the largest is the Shanghai Xinqisheng, followed by the second should be the Suzhou Dongshan

I also do sheet metal in Suzhou

I also do sheet metal in Suzhou

There are many other sheet metal processing and sales companies in China.