การประชุมเชิงปฏิบัติการโครงสร้างเหล็กเฟรมโดยตรง

Jinan Haiyao New Energy Equipment Co., Ltd. now has the ability to

1. Who are you?

We are professional manufacturer of various steel structure from China. It covers an area of 138000 square meters, with fixed asset 500 million yuan and over 40

There are 6 sets of welding and straightening machines, which integrate the three functions of equipment assembly, welding, and straightening. T