About Us

Jiangsu Longhui Biotechnology Co., Ltd. (est. 2021), a subsidiary of Changzhou Xianglong Group, specializes in reference material production, quality control, value assignment, and pharmaceutical impurity profiling. It holds the well-known premium reference material brand in the industry — 龙汇生物® (FDR), and is responsible for the full-process production, quality control and value assignment of Xianglong Group's reference material brand — 科析化学® (QCC).
Led by a postdoctoral expert with overseas university background, the technical team comprises specialists in pharmaceutical analysis, metrological calibration‌, and reference material R&D, translating cutting-edge research into high-value standards.
Accredited with ISO 17025 (2023) and ISO 17034 (2026), the company operates an integrated system covering analysis, production, and certification. It delivers high-purity impurity standards and traceability solutions for innovative drug development, generic drug equivalence assessment, and lifecycle quality management.