galvanized yashi ayukan iska mai ƙarfi jiyya nono thread connect carbon karfe
1) A lokacin da kuma bayan samarwa, ma'aikatan QC 10 da fiye da shekaru 10 sun gwada samfurori a cikin bazuwar.Carbon Karfe bututun nono naTsananin Ingancin Inganci
2) dakin gwaje-gwaje na ƙasa tare da takaddun shaida na CNAS
3) Amintaccen dubawa daga wani ɓangare na uku da aka zaɓa / biya ta mai siye, kamar SGS, BV.
4) Amintaccen UL / FM, ISO9001, Takaddun shaida na CE.
Ku rubuta sakonku anan ku aiko mana