We are Yunnan Greentech Co., Ltd. in China .we are a professional manufacturer of many different kinds of humic acid organic fertilizers ,bio-organic fertilizers and NPK compounds . we can make them in form of granulars and powder . we have an automatic granulated production line with capacity of 100,000metric tons and a professional labrotary,we can produce the compound fertilizers according to your requirements .such as add other micro-elements in the fertilizer ,for example ,Ca,Mg,Mn,B,Zn and

主要产品/业务: humic acid organic fertilizers ,bio-organic fertilizers and NPK compounds