Changzhou Xianglong Pharmaceutical Technology Co., Ltd (Xianglong Pharmaceutical Standards) is a manufacturer and agent specializing in reference standards for the life sciences industry, offering drug standard products, impurity reference materials, plant monomers, and related consumables under its QCC (Keshe Chemical) brand. With a catalog of more than 60,000 products and 4,500 validated analysis methods, the company has served over 5,000 domestic and international customers, including Hengrui Pharmaceuticals and Qilu Pharmaceuticals, and holds CNAS 17025 accreditation obtained in 2023. Its 2022 acquisition of Changzhou Longqiang Pharmaceutical Technology strengthened its focus on complex drug impurity standards, and the company continues to develop in-house software for thermogravimetric and liquid chromatography analysis. Offering CRO services and shipping products in specifications from 10mg to 1g, the company sells primarily within China (about 90% of output) while also exporting to North and South America, Europe, Asia, the Middle East, and Africa, competing on brand recognition, experienced R&D staff, production capacity, and a broad product line.
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