About Us


Brain Zhou

General Manager-HangZhou ANTIGEN technology Co.,LTD

  Hangzhou Testsea Biotechnology Co., Ltd. ("Testsea Biotech" for short) as a subsidiary of HangZhou ANTIGEN technology Co.,LTD ,Founded in 2015 and achieved market breakthroughs in only 6 years, and its business scale soared to several hundred million yuan.

In today's increasingly fierce market competition, as a new company, why can Testsea Biotech stand out in the segment of in vitro diagnostic (IVD) reagent products? It only began to intervene in the foreign trade field in 2019. Why can Testsea Biotech make gains in important overseas markets? This is due to the various timely strategies implemented by Testsea Biotech: one is to stand on the "window" of the development of the industry; the other is to use technological innovation as the driving force; the third is that the platform construction is effective; the fourth is to value the digital trend... …No one’s success is easy. Behind the achievements of Testsea Biotech is the hard work of the entire team and the dedication to the research and development of core technologies.

High-quality production, technological innovation|Testsealabs Enterprise promotional film grandly promotes.

High-quality production, pay close attention to the construction of quality culture, reputation wins respect.
Technological innovation, based on the forefront of medical diagnosis, products create the future.
Hangzhou Testsea biotechnology co.,LTD enterprise promotional video officially released.
A period of rapid development is coming.

Located in the northern suburbs of Hangzhou, adjacent to the ancient city of the World Heritage Site.
Adhering to the tenet of quality first and serving the society.
Is an industry expert who is deeply engaged in in vitro diagnostics.


We focus on R&D in the field of in vitro diagnostics
Master the preparation technology of core raw materials.
Constructed multiple detection platforms such as immunology, molecular biology,
protein chip, etc.
In the direction of human medicine and animal diagnosis, we have reserved patents
for a number
 of  instruments and reagents such as PCR/biochemical/immunological

The company has a business area of more than 56,000 square meters
Including a GMP 100,000 class purification workshop of 8,000 square meters
All operate in strict accordance with ISO 9001, ISO13485 quality management systems
The fully automated assembly line production mode
With real-time inspection of multiple processes
Ensures stable product quality
and further increase production capacity and efficiency



To date, Testsea biotech has developed a wide range of POCT reagents
Covering Drug testing/infectious disease testingronic disease testing/pregnancy Test/Tumor Test/Cardiac Test/Biochemical Test and other fields. 

Testsea biotech have obtained CE certification from the European Union and certificates of multiple countries, including The UK MHRA certificate, Australia TGA certificate and Russia Registration.
Recommended by EU Ministry of Commerce White List, Germany PEI List, Bfarm List, etc.

"Integrity, Quality, Responsibility" is the philosophy we pursue
Testsea respects customers and provides the best service and support
Products are exported to more than 100 countries and regions such as the United States, Germany, the United Kingdom, Australia, Thailand, Brazil, etc.
And widely praised by new and old customers in the industry.

Lessons from the past
The future can be expected
Testsea biotech will be with you
Forge ahead
be bold in scaling height