Nri Zhengda (Henghui) Co., LTD. 300T / h gbanyụọ iwepụ Wepu Fluoride. Isi okwu mmiri dị na Gucheng County nke Henshui City too ọkọlọtọ. Companylọ ọrụ anyị gbaziri usoro fluiride pụrụ iche iji mezuo ihe mgbaru ọsọ nke iwepu fluoride maka ị drinkingụ mmanya.
