O lo matou falegaosimea o loʻo i totonu o le Wuqiu Chemical industry zone, Zongshizhuang Town, Jinzhou City, Hebei, Saina.E latalata i Beijing ma Tianjin Xingang uafu e uiga i 300 kilomita, ma 600 kilomita i Qingdao uafu ma 1100 kilomita i Shanghai uafu, ona mafai lea ona tatou vaa saoloto i tagata e faaaogāina auaunaga.E mafai foi ona matou faʻatulagaina vaʻa talafeagai, felauaiga i luga o le eleele ma le ea.
