Chitoliro chachitsulo chojambulidwa ndi lalanje chozungulira

Tsatanetsatane wa Zamalonda:

Ntchito:

Chitoliro chachitsulo cha zomangamanga/zipangizo zomangira

Chitoliro cha kapangidwe

Chitoliro chachitsulo cha positi ya mpanda

Zida zoyikapo dzuwa

Chitoliro chogwirira ntchito

Kulamulira Kwabwino Kwambiri:

1) Panthawi yopanga komanso pambuyo pake, antchito anayi a QC omwe ali ndi zaka zoposa 5 zokumana nazo amafufuza zinthu mwachisawawa.

2) Laboratory yovomerezeka ya dziko lonse yokhala ndi satifiketi za CNAS

3) Kuyang'aniridwa kovomerezeka kuchokera kwa munthu wina wosankhidwa/wolipidwa ndi wogula, monga SGS, BV.

4) Yavomerezedwa ndi Malaysia, Indonesia, Singapore, Philippines, Australia, Peru ndi UK. Tili ndi ziphaso za UL / FM, ISO9001/18001, FPC.

phunzirani zambiri za satifiketi

Kulongedza ndi Kutumiza:
Tsatanetsatane wa Kulongedza: m'matumba okhala ndi ma hexagonal okhazikika panyanja odzazidwa ndi zingwe zachitsulo, Ndi zingwe ziwiri za nayiloni pa phukusi lililonse.
Tsatanetsatane wa Kutumiza: Kutengera ndi kuchuluka, nthawi zambiri mwezi umodzi.

Zambiri zaife:

Tianjin Youfa Steel Pipe Group Co., Ltd idakhazikitsidwa pa Julayi 1, 2000. Pali antchito pafupifupi 8000, mafakitale 9, mizere 179 yopanga mapaipi achitsulo, labotale yovomerezeka ya dziko lonse, ndi malo amodzi odziwika bwino aukadaulo wamabizinesi ku Tianjin.

Dziwani zambiri

Mizere 31 yopanga chitoliro chachitsulo cha sikweya ndi chamakona anayi

Mafakitale:

Tianjin Youfa Dezhong Steel Pipe Co.,Ltd;

Handan Youfa Steel Pipe Co., Ltd;

Shaanxi Youfa Steel Pipe Co., Ltd