Yingli attaches great importance to the quality of valve products. Before leaving the factory, the quality inspection personnel will carry out strict and comprehensive testing,
including pressure testing, material testing, size testing, quantity inspection and packaging appearance inspection to ensure the quality of the valve.
Address: High-Tech Industrial Park, Laoshan,Qingdao China
Phone: 86-532-88910996
Email: info@yingliqd.com