Shenzhen Yi Guan Xing Tech. Development Co., Ltd.
Contact: Steven Yuan
Mobile: +86 13632804287
Wechat: 0086 13632804287
QQ ：1225609859
Skype: yuanguigen
E-mail: ygxtech@163.com
Address: Honghua Road, Nantou Sub-district, Nanshan District,Shenzhen,China
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