Zaoxi Industrial park , Tianmushan Town, Lin'an, Hangzhou, Zhejiang
Zhejiang Qinghong New Materials Co., Ltd. is a professional manufacturer of organic bentonite, founded in 1980, located the scenic national forest city-Lin\'an, west suburb Hangzhou city.This factory first under joint research, development and ...
organic bentonite, bentonite, rheological additive, organoclay, oil drilling, chemical