| Address : | No.9, Shangxue Technology Park, Bantian Street, Longgang District Shenzhen, Guangdong Province |
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| Factory Address : | No.9, Shangxue Technology Park, Bantian Street, Longgang District Shenzhen, Guangdong Province |
| Work Time : | 8:30-18:00(Beijing time) |
| Phone : | 86-755-89580749(Work Time) 86-755-89580749(Nonworking time) |
| Email : | ht@hangtesz.com |
| Address : | Longgang District, Shenzhen Red Gate Technology Phase I |
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| Phone : | 86-0755-89580749 |
| Phone : | 13603034958 |
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| WhatsApp : | +8613603034958 |
| WeChat : | y13603034958 |
| Email : | ht@hangtesz.com |
| Phone : | +86 13922875095 |
|---|---|
| WhatsApp : | +8613922875095 |
| WeChat : | 13922875095 |
| Email : | sales05@hangtesz.com |
