YIGEDA Bio-Technology Co., Ltd. is a subsidiary of Qinhuangdao Leading Bio-Agricultural Co., Ltd that has R&D laboratory with top-rank expert team consisting of academicians of Chinese Academy of Sciences and high-tech production facilities. It has been a top manufacturer of organic fertilizers, biological fertilizers and chemical fertilizers since 1999. With certificate ISO14001, ISO19000, and European IMO for Organic Fertilizer, YIGEDA focus on service of global agriculture and supply of FIRSTS&T brand high quality, high effective, ferti-saving and environment-friendly functional organic fertilizers, soil conditioner fertilizers, plant nutrients, and other biological fertilizers, new technology fertilizer: Eco-friendly Agricultural Poly Glutamic Acid (PGA) based Super Water Absorbent Polymer (SAP)