China Dragon Electronic Industrial Co., LTD Address: TangQuan Building, ZhongXing Road Shajing Town, Shenzhen,518123,Guangdong Province,China Tel:  +86-29378330 Fax: +86-29360855 Email: sales@pcbamfrs.com ,  jessica@china-dragons.com            sales1@pcbamfrs.com            sales2@pcbamfrs.com            sales3@pcbamfrs.com            engineer@pcbamfrs.com            admin@pcbamfrs.com