Kampani
ISO9001
ISO9001 GBT19001
ISO 50001
ISO 14001
ISO14001 GBT24001
ISO50001 GBT23331
ISO 45001
ISO45001 GBT45001
Zogulitsa
Chiphaso cha Api 5l cha Spiral Steel Pipe
Ul Certificates For Fire Sprinkler Pipe
Ziphaso za Fm Zopangira Mapaipi
Ce En10219 Ya Square Steel Pipe
API 5CT Certificate
Ce En10219 Ya Chitoliro Chachitsulo Chozungulira
Satifiketi ya ABS
FPC CERTIFICATE
FPC CERTIFICATE
Labu
Sitifiketi ya CNAS ya Tangshan Lab
Sitifiketi ya CNAS ya Tianjin