Contact

Headquarters: Shenzhen Tianyan Group has Shenzhen Tianyan Electronics Co., Ltd. and Shenzhen Yumingxing Technology Co., Ltd., and now has two brands: Tianyan and Yuming.

 

Main: student function calculator, point pen, repeater, learning machine related learning consumables and educational equipment industry product solutions

 

Mailing address: No. 110, South Road, Ailian Road, Longcheng Street, Shenzhen, Guangdong, China

 

Group website: www.tyjtw.com

 

First, the switchboard

 

Shenzhen: 0755-28991459

 

Fax: 0755-28996955

 

Email: sztydz@163.com

 

Second, the business negotiation line

 

Domestic business: 0755-28991459 15323758534

 

After-sales contact: E-mail: 139801103@qq.com; WeChat: 15762712587; Tel: 13689515148 (Hong Manager)

 

Email: sztydz@163.com

 

Third, complaints and suggestions

 

Tel: 13510355148/13689515148

 

Email: sztydz@163.com