Henan Donghai Environmental Protection Technology Co., Ltd. _Polyaluminum chloride _Polyacrylamide _River and lake management _New flocculants

Henan Donghai Environmental Protection Technology Co., Ltd. is a professional water treatment agent manufacturer. Its products include new water purification materials such as polymer aluminum chloride, polyacrylamide, river and lake purifiers, heavy metal removers, etc. It is widely used, with high quality and low price. Welcome to purchase.

www.dqbq.net Audio processing 2025-05-15