... 15-0.30mm 4.ISO 9001:2008/SGS. Hangzhou Heng Li Metal Processing Ltd --------OEM Metal Fabrication services ------- Laser cutting services ... , finish maching, tapping, drilling,milling,turning,weilding MAG,TIG. and all kind of finish maching servies, power coating, sandblast , ... of every order, make the whole services going scientific and efficient.the management systerm have been approved by ISO ...