... ) 41'X49' , 37'X49',43'X49'Circuit Layer(copper foil )18μm,35μm,70μm,105 ... ,routing machines, threading machines, board cutting machine .3. Technical team with experience of more than 10 years ... 2. Guide on how to use produts properly 3. Effective solutions to customer complaints Advantages1. experience ... according to the customers’ drawings or samples. 3. technical support We have our own professional and ...