| Company Name︰ | Chongqing TongSheng Electromechanical Institute |
| Company Address︰ | No.13 Gangcheng East Road Jiangbei district.Chongqing .China |
| Tel︰ | 86-23-67566173 |
| Fax︰ | 86-23-67636876 |
| Contact︰ | zhang ( sales manager ) |
| Mobile︰ | 86-13708305243 |
| website︰ | http://www.tong-sheng |