1. he kaihanga ngaio mātou, he kaihokohoko hoki mō ngā paipa maitai.

2. i tono mātou, ā, i whiwhi mātou i ētahi pateni e toru. (Paipa awaawa, paipa pakihiwi me te paipa Victaulic)

3. Kei roto i ā mātou taputapu hanga he 4 ngā raina hua kua oti te whakapūmau, 8 ngā raina hua paipa maitai ERW, 3 ngā raina tukanga kua whakapūmautia ki te wera.

4. Neke atu i te 300 mano tāne te nui o ngā paipa e whakaputaina ana i ia tau. E kapi ana i te whānuitanga o ngā paipa porowhita 15-457mm. He ngongo tapawhā 10*10–1000*1000mm, he ngongo tapawhā 10*15–500*1000mm, me te matotoru o te 0.8–30mm.

5. E tata ana tō mātou wheketere ki te Tauranga o Tianjin. 40 kiromita noa iho.