Zouping Ruide Chemical Industry Co., Ltd was founded in 2013, specializing in producing Magnesium sulfate (output:300,000 tons / year), Ferrous sulfate ( output :100,000 tons / year ). We stick to the principle of “ quality first , service first “ to make our customers satisfied . and we regard “ zero defect , zero complaints “ as our goal . We always supply the high quality goods with reasonable price . Hope we can establish long business relationship soon