|
| |
|
 |
 |
|
The national Thermal spraying group membership card
|
China's surface engineering association personal advanced member
|
| |
|
 |
 |
|
Thermal spraying industry level construction enterprise certificate |
China's surface engineering association group members |
| |
|
 |
 |
|
One of the first countries thermal spraying equipment production enterprise certificate |
Guangzhou sanxin technology group, professional thermal spraying plant quality management system certificate
|
| |
 |
|
The quality management system certificate | |
