- CEO
- Li Sun
- Full Time Employees
- 3,644
- Sector
- Health technology
- Industry
- Biotechnology
- Address
- No. 330 Wengjiao Road Xiamen FU China 361028
- IPO Date
- Jan 17, 2020
- Business
- Xiamen Amoytop Biotech Co., Ltd. (688278.SS) engages in the research, development, production, and sale of recombinant protein drugs, primarily focusing on treatments for viral hepatitis, malignant tumors, and immunotherapy applications. The company offers a portfolio of branded drug products including Pegbing (Mipeginterferon alfa-2b Injection), Pegpesen (Inpegsomatropin Injection, the world's first Y-shaped 40-kDa PEGylated long-acting growth hormone), Pegneugen (Pegfilgrastim Injection), TOPLEUCON (rHuGM-CSF, Molgramostim), TOPNEUTER (rHuG-CSF, Filgrastim), and TOPMEGA (rHuIL-11, Oprelvekin); active pharmaceutical ingredients (APIs); and bio-reagents such as interleukins (e.g., IL-4, IL-15), interferons (e.g., IFN-gamma), growth factors, tumor necrosis factor-alpha (TNF-alfa), stem cell factor (SCF), and enzymes. Founded in 1996 and headquartered in Xiamen, China, the company operates primarily in China with exports to international markets and employs over 2,400 people across its cGMP-compliant facilities. In recent developments, Amoytop Biotech listed on the Shanghai Stock Exchange STAR Market in 2020 as the first biomedical stock from Fujian Province; launched Pegneugen (Pegfilgrastim), a national Class 1 new drug, in 2023; received National Medical Products Administration approval for Pegpesen (Inpegsomatropin Injection) in May 2025; entered a clinical trial collaboration agreement with Aligos Therapeutics, Inc. in July 2024; and completed the acquisition of gene therapy company Skyline Therapeutics in 2025. The firm targets biopharmaceutical segments including liver disease, oncology, metabolic diseases, and systemic immunity solutions through cytokine drugs, supported by core platforms in Y-shaped PEG modification technology and postdoctoral research capabilities.