Qingdao Yingli Machinery campany holds the Stainless steel threaded fittings safety examination
On the afternoon of Oct 23, 2023, Qingdao Yingli Machinery campany organized a Stainless steel threaded fittings safety examination to popularize the safety
knowledge of the Stainless steel threaded fittings to ensure that the employees could understand the safety knowledge of the Stainless steel threaded fittings
and win the better development for the enterprises.