• 1993

    Sunny was founded in Hangzhou

  • 1997

    Changed to Sunny Nutrition

  • 1998

    Started to produce Sunny Binder

  • 2002

    Started to produce Bambermycin

  • 2004

    Started to produce Tiamulin at Jiangsu SEL Biochem

  • 2009

    Changed to Zhejiang University Sunny Nutrition

  • 2010

    SEL Biochem Xinjiang was established

  • 2011

    Headquarter moved to new office in Hangzhou

  • 2013

    SEL Biochem Xinjiang passed EU-GMP

  • 2014

    Jiangsu SEL Biochem and SEL Biochem Xinjiang both passed FDA

  • 2015

    Changed to Zhejiang University Sunny Technology

  • 2016

    Sunny Biotech Hangzhou established

  • 2018

    Postdoctoral Programme approved in SEL Biochem Xinjiang

  • 2019

    SEL Biochem Xinjiang became the wholly-owned subsidiary of Sunny group

  • 2022

    Hangzhou Sunny Biopharma R&D company established