Zhengyang East Roud, No 229, 1-1-2, Chengyang Strict, Qingdao, Shandong, China Qingdao, Shandong
We stick to the principle of "quality first, service continuous improvement and innovation meet customers" for management "zero defect, zero complaints" as quality objective. To perfect our service, we provide products with good at ...
metal, rare earth, fastener