+86 18588814900
0086-10-82503418
0086-10-
whatiswhat000
70201281
info@linklitec.com
raw material: carbon steel, alloy sttel, stainless steel, brass etc.
grade: 2,5,8, B7m,L7,L7m
surfance: plain, zinc plate, yellow zinc plate, HDP, black, etc.