Lung Chieh Sung

BoardTek Electronics Corp. engages in the design, manufacture, and sale of multilayer PCB, single & double-sided PCB, and electronic components. Its products include PCB products, integrated circuit (IC) substrate, and green process and system integration. The PCB products cover high speed digital PCB, high frequency microwave PCB, pre-bond metal PCB, post-bonding metal PCB, coin insertion and embedding, ceramic substrate embedded PCB, and heavy copper PCB. The IC substrate covers flash and memory card substrate, complementary metal-oxide semiconductor (CMOS) image sensor substrate, and light-emitting diode (LED) Substrate. The green process and system integration covers high purity copper oxide, copper concentration control system, and insoluble anode. BoardTek Electronics was founded on June 8, 1987 and is headquartered in Taoyuan, Taiwan.

Chipboard Technology Corp. engages in the provision of surface treatment production process services. It provides gold finger plating, chemical silver, electroplated soft gold, and electroplated nickel gold services. The company was founded on January 30, 1999 and is headquartered in Taoyuan, Taiwan.