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Hellen Technology Ltd. (Dongguan)

Address: No. 2 WuSonErJie, DongCheng District, Dongguan City, Guangdong, China

Telephone: (0769) 8588 6001 / 8588 6002-886

E-mail：info@

TengDa-Tech  Guangzhou Co., Ltd.

Address:1203, Building B3, Creative Building, No. 162, Science Avenue, Huangpu District, Guangzhou City, Guangdong Province,China

Telephone：86-020-89853601

E-mail：sales@tengda-tech.com

Hellen Technology Shanghai Office

Address: Building 2, Zijingyuan, Shebei Home, Sheshan Town, Songjiang District, Shanghai Province,China

Telephone：191 5734 4047

E-mail：info@