The registration address of the changchang water cleaning plant in the city of zhu yi is located in song ling village in zhu yi city. The registration authority is the market supervision and management office of zhu yi city market supervision authority in zhongcheng town. The legal entity is represented by the red army of zhou, which produces fibreballs and beehive fillings. Marketing of environmentally friendly fillings, water treatment filters, activated carbon, condensants, polymer water purification agents, components of environmentally friendly equipment and technical advice on products。