SHENZHEN KERTONG TECHNOGY  CO.,LTD 
Add: 4F, Decheng Buisness Building, West Segment No. 33; Jiaan Road;  Baoan 41 District;  Shenzhen,518102,China 
>Tel: 86-755-27837344      
>Fax: 86-755-27839403 
Business team: 
>Tel: 86-755-27837344-801
>Tel: 86-755-27837344-802
>Email:  sales@kertong.com.cn
                sales01@kertong.com.cn    
                sales02@kertong.com.cn 
Technical Support:
>Tel: 86-755-27837344-806
>Email:  shawn@kertong.com.cn
                support@kertong.com.cn