Hangzhou Hongxin calcium Industry Co., Ltd.

Silica brick

Silica brick

Sewage treatment

Sewage treatment

Flue gas desulfurization

Flue gas desulfurization

Sugar industry

Sugar industry

Improved acid soil

Improved acid soil

Bordeaux mixture

Bordeaux mixture

Bleach

Bleach

Food additive

Food additive

Acidity regulator

Acidity regulator

Pharmaceutical industry

Pharmaceutical industry

Feed additive VC

Feed additive VC

Phosphate synthesis

Phosphate synthesis