HN Langyue Biotech Co., Ltd. is a high-tech chemical enterprise specializing in the research, development, production, management and sales of fine chemicals, food additives, pharmaceutical raw materials and intermediates. The company is headquartered in Changsha, Hunan Province. The company has two factories, one of which is located in Changsha, Hunan Province to produce botanical extracts and fermented products. Other one is in Suzhou, Anhui Province mainly producing chemical products.Our company has perfect quality assurance system and mature quality control system, have multiple sets of high-pressure liquid chromatograph, gas chromatograph and uv spectrophotometer, such as high...