https://www.ztzgsteeltech.com/uploads/2024.7.10-翻译后.mp4 Wā tuku: Hūrae-10-2024 Tōmua: Me pehea ta maatau hangarau e whakapai ake ai te pono o te whakaputa?-ZTZG Panuku: 273 ERW Pipe Mill;ERW Tube Mill;ZTZG
