About Company

Shanghai Korain Biotech Co. was built in 2010. As an creator in reagents and tools for life science, Korainbio provide researchers with tools and scientific support including 8000 antibodies, 10,000 ELISA kits and 1000+ proteins. We aim to be a leading provider with world-class level for the researchers all over the world. Our products line covers a set of research areas including Immunology, Neuroscience, Cancer, Kinases, Phosphatases and Cell Biology.

Bioassay Technology Laboratory (BT Lab) as a leading brand of Korainbio focused on helping researchers to optimize life science work and serves as a provider of test and developing services, including elisa tests, WB test and antigen development. Founding in 2010, our strategic focus has been on the development of enabling technologies in the research, development, manufacture and marketing of innovative immuno products and services based on molecular technologies. Now BT Lab is growing stronger.


Korain’s reagents are supported by superior processional team and a quality management system that is certified for CE and ISO. Our product development program for use in a variety of applications including:

  • ELISA and immunohistochemistry
  • Immunoprecipitation
  • Immunohistochemistry
  • Immunofluorescence microscopy
  • Immunohistochemistry
  • Quantitative Multiplexing

What We Treasure 
Creative & Integrity

What We Aim to

  • Optimize your life science research with our tools
  • Build a friendship with every single customer
  • Devoted ourselves to providing researchers with professional support

What We Provide

  • Product datasheet, product image, MSDS, publican references
  • Order by emailor phone.
  • Quality Guarantee with ISO and CE certificate
  • Within 36 hours to your inquiry
  • Support by professional team who are specializes in life science.
  • Delivery to more than 100 countries
  • Special packaging according your request

If you’re interested in working with us to expand the market, please feel free to contact us by: save@bt-laboratory.com

General Inquiries Toll Free: