Founded in 1993, Zhejiang Quark Biotechnology Co., Ltd. is specialized in R&D, production and sales of in vitro diagnostic products.

With a cutting-edge manufacturing plant, Quark Biotechnology covers product lines including Clinical Chemistry Reagent, Immunological diagnostic products, Microbial cultivation and related analytical instruments.

The company is located in Zhejiang China with an area of more than 40,000 square meters and certified with ISO 9001:2008 and ISO 13485:2012.

Quark is consistently paying close attention to R & D.
Quark owns three R&D centers, located in Xinchang, Hangzhou and Shanghai, covering projects on Biochemistry, Immunity, Microbiology, Hemagglutination and Biological raw materials.
Quark’s central laboratory is undertaking National Research Projects, Science and Technology Innovation Fund Projects. It is an officially Designated Site for foreign experts, and works with first-class scientists worldwide.
More than 50 Patents have been granted to Quark, among which, nearly 30 are Invention Patents.

In 2017, Quark was recognized as a national high-tech enterprise for the third time.
In 2018, Quark became the Corporate Member of IFCC(The International Federation of Clinical Chemistry and Laboratory Medicine).
In 2020, Quark was certified by CNAS(China National Accreditation Service for Conformity Assessment).
With the technical, professional and leadership capability of its employees, Quark has formed a nationwide dealer network and hospital terminal network with an annual growth rate of more than 30%, and is actively expanding overseas markets.

Quark is committed to being a global leader in the fields of medical diagnostics and personalized medicine, as well as an innovator that is respected by customers and health professionals world wide.