"Processing of difficult-to-cut materials" is the result of decades of work practice and hard work by the Beijing Top Ten Skilled Craftsmen, the "May 1st" Labor Medal Winner, and the Model Worker Zheng Wenhu. This TV series briefly introduces the performance of difficult-to-cut materials, and details the hardened steel, stainless steel, and titanium alloy in the form of field operation.
Smart Light,Smart Lamp,Rgb Light Bulb,Smart Led Lights
Guangdong Smart Street Lighting Co., Ltd , https://www.fldlight.com