turnkeysolution Wafer Test, Assembly, RIGHT THROUGH to Final test. J-Devices' "Turnkey" is the best solution for every customer. J-Devices offers one-stop out sourcing service so customers can rely on us for through assembly and testing processes. We even carry out the wafer test in house. This process allows the customers to reduce the lead time, cost, and management workload, and have accurate feedback. We believe this will further enhance the customers' competitiveness.