huanglongjun

huanglongjun

My videos
Hi-P Culture Movie（For China Site）
0:10:18

Hi-P Culture Movie（For China Site）
509 Views
3 years ago
GMP培训
0:04:25

GMP培训
XM2110 XM2110
632 Views
3 years ago
Ethics商业道德规范
0:37:47

Ethics商业道德规范
XM2110 XM2110
428 Views
3 years ago
EHS厂级培训2017
0:22:42

EHS厂级培训2017
XM2110 XM2110
635 Views
3 years ago
Security awareness training for employee
0:14:43

Security awareness training for employee
XM2110 XM2110
247 Views
3 years ago
PPT-XM
0:35:33

PPT-XM
XM2110 XM2110
1,208 Views
3 years ago
PPT培训
0:35:33

PPT培训
109 Views
3 years ago