Foshan Zhelu Trading Co., Ltd. e thehiloe ka 1999, eo pele e neng e tsejoa e le Changyao Refractories Company, haholo-holo e sebetsanang le R&D ea aluminium alloy, tlhahiso le thekiso ea thepa e khethehileng ea ho qhibiliha le ho lahla, ho fana ka lisebelisoa tse tsoetseng pele tsa tšepe le lisebelisoa tse thusang bakeng sa ho qhibiliha le ho lahla. indasteri ea lihlahisoa tsa aluminium le lihlahisoa tsa alloy, lihlahisoa tse ka sehloohong li kenyelletsa lisebelisoa tse hloekisang, li-modifiers le lisebelisoa tsa alloying tse hlokahalang tlhahisong ea aluminium e qhibilihisang le ea ho lahla, lisebelisoa tsa tlhoekiso le lisebelisoa tse ling tse khethehileng le lipoleiti tsa sefahla sa ceramic, lisebelisoa tsa ho lahla, joalo-joalo.