Hebei DuLing International Trade Co., Ltd. is located in Shijiazhuang, the pharmaceutical capital of China. We are a chemical product manufacturer, specializing in products such as Povidone iodine/CAS: 25655-41-8, Sodium nitrate/CAS: 7632-00-0, Hydroquinone/CAS: 123-31-9, Vitamin K2/CAS: 11032-49-8, Lycopene/CAS: 502-65-8, etc. Our company operates in various forms, including production, sales, and overseas trade. At the same time, we can provide biotechnology development, consultation, exchange and promotion, biomass energy technology research, agricultural science research and experimental development, etc. Our core department is the research and development, production, and sales of pesticide additives and pesticide intermediates.