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Shijiazhuang Huanlong Science & Technology Co., Ltd. is a science and technology enterprise which involved in scientific research,production and sales.We have long-term strategic which engage in R & D and production services about liquid crystal intermediates and pharmaceutical intermediates. We have high-quality scientific and technical personnel and the core technology which consists of liquid chromatography, gas chromatography, etc.We always adhere to the quality of life, established a relatively perfect quality management system, the strict quality assurance system and quality control system,which provide a solid foundation for producing quality products.Through regular training to develop staff to maintain a high lev  Click for details>>