Qianan Great Wall Chemical Co Ltd, is the biggest professional modernized factory in north which engaged in producing and selling Calcium Hypochlorite. Annual product achieves to 10000 ton. The main product bleaching powder is a high density calcium hypochlorite, and it has the high efficiency of bleaching and sterilizing. Calcium Hypochlorite is the efficient disinfectant for polluted water, fishpond, public sanitation, family aspect (drinking water, vegetables, swimming pool, toilet), etc. It can be widely used for bleaching textile, chemical fibre, paper pulp and starch. Calcium hypochlorite is also the disinfection dose of chemical poison and radioactive material.