... Silk-screen 4.17 Bolts Big Metal sheet, Frames, Panel with Silk Sceen and 17Bolts 1. Introduction of Our factoryThis ... parts, extrusion parts, springs, metal label,cases , shrapnel etc. and their molds with high quality and reasonable price. We could produce ... engineerManagement Concept: Consider for the customer, saving cost and high quality Big Metal sheet, Frames, Panel with Silk Sceen and 17Bolts