Zhejiang Wandekai Fluid Equipment Technology Co., Ltd (sa masani ona taʻua o le Taizhou Wan De Kai Hardware Product Limited Company), na faavaeina i le 1995, o loʻo tu i le "China valve capital" - Zhejiang, Yuhuan, o se seti o oloa gaosi ma atinae , gaosiga ma faʻatau atu ma fefaʻatauaiga o se tasi o faʻapolofesa faʻapisinisi alatoto (palama). O oloa e tele lava ina vaevaeina i vaega e tolu: afuala 'apamemea, apamemea totoga, oloa HVAC. Oloa tulaga i tulaga maualuga, vasega, faʻamamafaina le lelei siʻosiʻomaga, o Amerika i Matu, Europa ma isi atinaʻe maketi o tagata faʻatau.
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