ZhaoCounty Granray Bioproducts Co., Ltd. located in Hebei Province, Shijiazhuang City, is a newly established R & D as the basis, to lead the amino acid for the purpose of biologicalproducts factory. The main production and sales of amino acid and its salts and derivatives, the main products are: glycine, glycine hydrochloride, sodium glycinate, magnesium glycinate, zinc glycinate,calcium glycinate, ferrous glycinate, guanidinoacetic acid, glycylglycine, L- lysine hydrochloride, DL/ L- alanine.