| ·SGS | 2013-01-31 |
| ·STS environmental test report | 2013-01-31 |
| ·PHA18 Chinese detection | 2013-01-31 |
| ·Trademark Registration Certificate | 2013-01-31 |
| ·ISO certification | 2013-01-31 |
24 Hotline：0086-18988694811
| ·SGS | 2013-01-31 |
| ·STS environmental test report | 2013-01-31 |
| ·PHA18 Chinese detection | 2013-01-31 |
| ·Trademark Registration Certificate | 2013-01-31 |
| ·ISO certification | 2013-01-31 |