Contact UsCompanyFronter Electronics Co., Ltd Location206, Tower B, Taojindi Building, Tenglong Rd, Dalang, Longhua, Shenzhen, 518116, China Tel & FaxTel: 86-755 8345 8798 Fax: 86-755 8345 9818 Contact UsWhatsApp: (+86) 13612899780 Skype: williamsun863 E-mail: wilson@chinachipsun.com