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WELCOME TO GUOSONG MACHINERY PARTS

What is a "pressure relief valve"?
The difference between brake shoes, brake pads and brake drums
How do traditional auto parts companies transform and upgrade?
QDGY 2019 annual meeting
On February 12, 2019, on the eighth day of the first lunar month, the company held an annual year-end commendation meeting and construction ceremony.
QDGY is applying IATF16949 certificate
News Express: In January 16 and 17, 2019, NQA reviewed the latest version of IATF 16949 for our Qingdao Guosong Machinery Parts Co., Ltd.
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