ʻIke ʻia i ka makahiki 1992, ʻo Chengdu Tianhe tungsten carbide tools Co., Ltd. he mea hana ʻenehana hi-tech tungsten carbide mea hana i loaʻa ma Wenjiang Haixia Liangan Science a me Technology development zone.Uhi ia ma kahi o 14000 square meters a ma luna o 100 limahana limahana.