Sanmenxia Changteng New Pharmaceutical Co., Ltd. is located at the northwest intersection of Kuanping Road and Taihe Road in the Industrial Park, Guanyintang Town, Shanzhou District, Sanmenxia City, Henan Province. Its predecessor was Jiangsu Ruiheng Yongchang Pharmaceutical Co., Ltd. The company covers an area of 40,000 square meters and currently employs 150 people, including 20 with college degrees or higher and 30 chemical technical professionals, possessing the capability to develop and produce pharmaceutical intermediates.

Main products include: lithium bromide refrigerant, anhydrous lithium bromide, polyurethane adhesive, ethyl silicate, 2-acetoxyisobutyryl chloride, 2-chloro-3-hydroxypyridine, 2-bromo-3-hydroxypyridine, rebamipide and its intermediates. The old factory has specialized in producing lithium bromide refrigerant for over twenty years, including various standards (ministry standard, Carrier standard, etc.) and lithium bromide solutions with different corrosion inhibitors (lithium chromate, lithium molybdate, lithium nitrate), which can be used with various lithium bromide refrigeration units. Two-component polyurethane is used for producing aluminum-plastic composite tape, serving as a special adhesive with high viscosity adhesion for aluminum-plastic composites; ethyl silicate is used in the production of anti-corrosion coatings; pharmaceutical intermediates are supplied to pharmaceutical manufacturers.