SinoMab BioScience Limited (HKG:3681)
Hong Kong flag Hong Kong · Delayed Price · Currency is HKD
1.930
+0.030 (1.58%)
At close: Mar 10, 2026

SinoMab BioScience Company Description

SinoMab BioScience Limited, a biopharmaceutical company, engages in the research, development, manufacture, and commercialization of therapeutics for the treatment of immunological diseases primarily monoclonal antibody (mAb)-based biologics in Mainland China and Hong Kong.

Its product pipeline comprises SM03 (Suciraslimab), a first-in-target anti-CD22 mAb, which is in Phase III clinical trial for the treatment of rheumatoid arthritis (RA); is in phase II clinical trial to treat non-Hodgkin’s lymphoma and systemic lupus erythematosus; and is in phase I clinical trial to treat alzheimer’s disease and sjogren’s syndrome.

It also develops SM17, a humanized anti-IL-25 receptor, which is in phase I clinical trial to treat asthma and atopic dermatitis, as well as in preclinical trial to treat idiopathic pulmonary fibrosis; and SN1011, a Bruton’s tyrosine kinase inhibitor, which is in Phase II clinical trial for the treatment of pemphigus, neuromyelitis optica spectrum disorder, and multiple sclerosis, as well as in phase 1 clinical trial to treat systemic lupus erythematosus.

In addition, the company is developing SM06, a humanised Anti-CD22, that is in preclinical trial to treat systemic lupus erythematosus, rheumatoid arthritis, neuromyelitis optica spectrum disorder, and sjogren’s syndrome; and SM09, a humanised Anti-CD22, which is in preclinical trial to treat non-hodgkin’s lymphoma and autoimmune diseases.

Further, it develops Anti-CGC antibody, which is in preclinical trial to treat vitiligo and alopecia areata; and Bispecific antibody candidate (bsAb), which is in preclinical trial to treat osteoporosis.

SinoMab BioScience Limited was incorporated in 2001 and is headquartered in Tai Po, Hong Kong.

SinoMab BioScience Limited
Country Hong Kong
Founded 2001
Industry Biotechnology
Sector Healthcare
Employees 61
CEO Shui On Leung

Contact Details

Address:
No.15 Science Park West Avenue
Tai Po
Hong Kong
Phone 852 3426 9833
Website sinomab.com

Stock Details

Ticker Symbol 3681
Exchange Hong Kong Stock Exchange
Fiscal Year January - December
Reporting Currency CNY
ISIN Number HK0000544194
SIC Code 2836

Key Executives

Name Position
Dr. Shui On Leung Founder, Chairman and Chief Executive Officer
Jianping Hua Chief Financial Officer
Yuande Zhang Director of Marketing
Dr. Lixin Zhang Auberson Chief Medical Officer
Wai K Lai Company Secretary