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Shenzhen Yitong Standard Technology Co., Ltd.

Hotline:0755-85259392

Tel: 0755-8525 9392

Fax: 0755-2721 9460

E-Mail：[email protected]

Address：4/F Fengleyuan Building, No.327 Xixiang Blvd, Baoan District, Shenzhen, China

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Shenzhen ETR Standard Technology Co. Ltd.

  • Headquarters address: 2 / F, run Zhen business building, No. 22 Fuhai Road, Fuyong street, Baoan District, Shenzhen.

    Copyright：Shenzhen ETR Standard Technology Co. Ltd.
  • Tel: 0755-8525 9392
    Fax: 0755-2721 9460
    E-Mail：[email protected]