Tianjin DA Yu YAS KHOOM CO., LTD muaj zoo meej ntau lawm thiab zoo tshuab, CNC lathes thiab ib tug ua chaw, yuav tau raws li cov kev xav tau ntawm Cns, JIS, BS, ANSI, DIN qauv.
Tianjin DA Yu YAS KHOOM CO., LTD muaj zoo meej ntau lawm thiab zoo tshuab, CNC lathes thiab ib tug ua chaw, yuav tau raws li cov kev xav tau ntawm Cns, JIS, BS, ANSI, DIN qauv.