For technical issue, please mail to:

We appreciate your interest in our company and glad to be your partner of success. If you need further information, please feel free to contact us:

GCTGoldCrest Electronic technology Co., Ltd.

Tel: 886-2-8919-1388

7F.-1, No.123, Lane 235, Baoqiao Rd., Xindian Dist., New Taipei City 231, Taiwan