ShenZhen GuanXing Technology co.,ltd company is a professional manufacture of ElectroLuminescent (EL) And touch panel or touch Screen Products,which is one of the earliest manufacturer in this field.we have 2000 sq.m 100,000 grades no dust Manufacture workshop and 150 sq.m office place, we also have independent manufacture department, R& D, QC, market service department and perfect administration experience. We can supply the customer product design, sample making, OEM service, and also make any specification or size of EL , touch panel product, common and special EL drive circuit, Touch screen and USB. RS232... Touch panel manipulator according to the customers' requirement