Chimigen Bio

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Chimigen Bio - overview

Established

2021

Location

Chengdu, Sichuan, China

Primary Industry

Biotechnology

About

Based in Chengdu, China, and founded in 2021, Chimigen Bio is a developer of immunotherapy, focusing on antiviral and antitumor immunotherapy development. The founder Dr. Yuenian Shi graduated from Beijing Medical University and has focused on oncology research for nearly 35 years. In February 2025, it closed a venture funding led by new investor SDIC Venture Capital, with participation from other new investor Casstar Capital.


The company has developed a series of antigen-specific immunotherapies against viruses and tumors with the support of the SynNeogen technology platform. The products are focused on unmet clinical needs in hepatitis B and prostate cancer. The core innovative vaccine platform, SynNeogen mimics the body's natural antigen uptake, processing and presentation processes and further induces antigen-specific, multi-epitope immune responses. The company generates revenue by developing antiviral and anti-tumor immunotherapy.


The company will use the funds to accelerate the global clinical development of its core products SN3001 (prostate cancer therapeutic vaccine) and SN2001 (chronic hepatitis B immunotherapy vaccine). In July 2025, Chimigen Bio raised CNY 170 million of Pre-A funding, which was jointly led by returning investor SDIC Venture Capital, followed by returning investors Casstar Capital, Lapam Capital and new investor BIO-TOWN Capital.


Current Investors

Puhua Capital, Nanjing King-friend Biochemical Pharmaceutical Co., Ltd, Lapam Capital

Primary Industry

Biotechnology

Sub Industries

Molecular Science, Genetics & Gene Therapy, Biopharmaceuticals, Oncology/Cancer Treatment

Website

www.chimigen.com

Company Stage

Early Stage

Total Amount Raised

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