MTT Shenzhen
| MTT Shenzhen | MTT Suzhou |
| Tel: 400-850-4050 | Tel: 400-118-1002 |
| Fax: 0755-2782 1672 | Fax: 0512-6275 9537 |
| E-mail: marketing@mttlab.com | E-mail: marketing@mttlab.com |
| MTT Shanghai | MTT Dongguan |
| Tel: 400-118-1002 | Tel: 400-116-1002 |
| Email: marketing@mttlab.com | Email: marketing@mttlab.com |
Shenzhen Meixin Testing Technology Co., Ltd.
400-850-4050
