... machine center, drilling model: machining parts-001Goodwill Precision Machinery (Dongguan) Co.,Ltd is a professional factory which specilized ... kinds of cars, machinery, home appliance, electronic products, electric appliance, stationery, computers, power switches, miniature switches, ... machine, grinding machine.File FormatSolidworks,Pro/Engineer,Auto CAD,PDF,JPGServiceWarm and quick response service ...