Since the establishment of the company's technology center, in the field of mineral element chelation (complexation), the company has equipped and improved the small and medium-sized test devices of mineral element organic chelation (complexation) reaction, and established the detection and value evaluation system of mineral element organic chelate (complexation) compounds; In the field of mineral element bioaccumulation, the bioengineering laboratory has been equipped and improved, and the experimental technology system of strain cultivation, screening and directional breeding and the evaluation system of bioaccumulation capacity test have been established.