... and full chain service. initial product design, Electronic circuit Design, PCB Layout, Components Sourcing & Purchasing, Plastic/Metal mechanical design, Mold ... 2) Mechanical part design, electronics circuit design.2 PCB making according to PCB design; 1) All material, board thickness, layers ... 2) Problem quick feedback to customer.5 SMT/Through hole assembly; 1) Best equipment sets make sure the high ...