The company was founded in October 1999, listed on the Shenzhen Stock Exchange GEM in April 2010, and began group development in October 2014. After more than 20 years of innovation and development, Annuo has grown into a high-tech industrial group with Shanghai as its headquarters, more than a dozen production and operation subsidiaries across the country, fine chemicals as its main business, and collaborative development of AI and new environmentally friendly materials. The company has always been committed to the R&D, production and sales of high-end differentiated dyes. The main products are disperse dyes, active dyes, acid dyes, active dyes for wool, special dyes for nylon cotton dyeing, active color powders/colorants/inks, etc. Corporate honors: It won the top 50 private enterprises in 2010, re-evaluated as a famous brand product in Shanghai in 2015, recognized as a famous trademark of Shanghai in 2016, and recognized as a Shanghai Outstanding Academician Expert Workstation in 2016. The company has won honors such as China's 100 Year Outstanding Dye Enterprise, Shanghai Top 100 High-tech Achievement Transformation Project, Shanghai Industry-University-Research Cooperation Outstanding Project Award, etc., and has won technical and brand honors such as “National Textile Dyeing Chemical Product Development Base Enterprise”, “China Textile Industry Association Product Development Contribution Award”, “Shanghai Famous Trademark”, “Shanghai Famous Brand”, and China's Independent Innovation Brand.