King’s Ground Biotech Co., Ltd. (KGBio) integrates the wisdom of Chinese ancestors with agricultural circular economy, to transform various agricultural byproducts, including mung bean shells, soybean residues, coffee grounds and waste tea leaves etc., into high value-added biotech products, via the patented “solid-state fermentation” technology. The converted agricultural byproducts become the core ingredients for natural growth promotors (NGPs) animal feed additive and nutritional supplements for human, as the refined ingredients can strengthen body immunity, disease resistance, gastrointestinal health and protein digestion. KGBio products for animals and human are characterized by preventive medicines and precision nutrition, in order to promote optimal health for all.