Zhongbao chemicals (ISO company)is the biggest China Excipients Supplier with GMP and FDA approved products The main excipients with Kosher, Allergen Free, GMO-FREE and Plant origin is Cellulose (HPMC, CMC, …) , PVP( PVP K30…), Coating material, Starch, Cyclodextrin(HydroxyPropylBetaCyclodextrin…) and Polysorbate (Tween 20, 80...). Now Zhongbao Chemicals BIG STRONGLY concern to many kinds of API's with GMP certificate /FDA, EDMF approved The main API is (Methotrexate, Calcium Folinate) , Paraben(Methyl Paraben…) , (Valsartan, Ivabradine hcl) and Benzocaine… .