Zhejiang Chang'an Renheng Technology Co., Ltd., together with its subsidiaries, researches, develops, produces, and sells bentonite fine chemicals in the People's Republic of China. The company uses bentonite in papermaking chemicals, organic bentonite, calcium-bentonite, bentonite for metallurgy pellet, and other products; inorganic gel; dry strength agent; and other chemicals, such as flocculating agents primarily used in the sewage purification. It is also involved in clay mining and processing; and the wholesale and retail of chemicals and equipment. The company was formerly known as Changxing Renheng Fine Bentonite Co., Ltd. and changed its name to Zhejiang Chang'an Renheng Technology Co., Ltd. in December 2008. Zhejiang Chang'an Renheng Technology Co., Ltd. was founded in 2000 and is headquartered in Changxing, the People's Republic of China.