Henanyuco environmental technology ltd. Is located in hua tianbao, man of jÉrÉal, and in the city of china, formerly known for traffic facilitation as henan yi, and is mainly involved in water treatment chemicals, pharmaceutical preparations, activated charcoal, selection materials, production sales of fillings, face-checking and on-site commissioning. The company's main products are: polypropanazine (pam), aluminium polymer oxide (pac), aluminium polychlorinated iron, iron polysulphate, iron sulphate, activated carbon, filter, filling, etc。