Service Hotline+86-755-3283343         2689857391@qq.com                                                                   |Chinese
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Contact：Mr.Chen

http://www.yitonggear.com |

address：Building 2, No. 110, Shenshan Road, Liulian Community, Pingshan Street, Pingshan District, Shenzhen

Email：2689857391@qq.com

Tel：+86-755-32833433

Copyright: ShenZhen Tongtong Gear Technology Co.,LTD.