Circuit Industries Co., Ltd., also known as CI, was established in 1990, and has registered capital of 65 million baht. We are a leading printed circuit board (PCB) or printed wiring board (PWB) manufacturer in Thailand that specializes in PCB fabrication; high quality Single Sided PCB, Double Sided PCB, Plated Through Hole PCB, Multilayer PCB, and Aluminum PCB from prototype to high volume production with the utilization of state-of-the-art machines and equipment. Only the finest raw materials are selected for the process. Moreover, every procedure is closely monitored and controlled by specialists based on IPC-A-600 and MIL-ST-105 E standards.