Shanghai Xiyou Analytical Instrument Co., Ltd. is a professional manufacturer of supporting instruments for analytical laboratories. The company has a complete manufacturing process and strong technical strength. Its main products include hydrogen generators, sample pretreatment SPE devices, nitrogen blowers, chromatographic consumables, etc. The company strictly controls the quality of its products and operates with integrity. Its customers have spread to many production and research fields such as petrochemicals, energy and environmental protection, medicine and health, light industry and food, and biochemistry. The R&D quality control departments, research institutes, universities, and * of various companies have also become our * users. Our company is based in Shanghai and provides users with excellent products and fast and high-quality services. We respond quickly to customer problems and solve their worries.