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Established in2011, Hebei XIECHENG Biotechnology Co., Ltd. Is a manufacturer and trader specialized in the research,development,andproduction of L-Lysine,L-Threonine, DL-Methionine, L-Tryptophan and other food-grade amino acids .We are located in key industrial area of KuangQu Shijiazhuang, is one of the key projects in Hebei Province, Covering an area of 80000 square meters, we now have over 200 employees, an annual sales figure that exceeds USD 3 billion and are currently exporting 80%of our production wo |
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