中文字幕在线看第二,免费日韩中文字幕,日韩av在线播,欧洲美女黑人粗性暴交视频,中文字幕永久区乱码六区,91精品国产永久在线观看,999这里只有是极品

Products can be used in medical and communication industries.

Main working process: NCT/ laser cutting, CNC, bending, stamping, electroplating assembling.

Sheet metal parts tolerance: 0.1mm