Guangzhou Linglang Electronic Technology Co., Ltd. Contact: Mr. Chen Tel: 020-82169870 82168121 Fax: 020-82168420 Web: www.gzlinglang.com Email: henry_chen@gzlinglang.com Add: Block 2, Yujing Industrial Park, Dongpu Town, Tianhe District,Guangzhou,China Customer service hotline: 020-8216870- 8003(Miss Lin) Tech-support hotline: 13316059070(Mr. Liao)