1976
Deosen Liquor kompaniyasi asos solgan
1992
Deosen Xanthan Gum asos solgan
2002
Deozen elektr stansiyasi tashkil etildi
Unitech Chemcials (Zibo) Ltd. asos solgan
2006
Deosen Xanthan Gum №01 ishlab chiqarish quvvatiga aylandi va dunyoda juda mashhur
Deosen Xanthan 1,7 milliard RMBga sotilgan
Unitech Sweet (Zibo) Ltd
Deosen Real Estates kompaniyasi tashkil etilgan
2007
Deosen Group o'rniga United Group tashkil etilgan
2011
Unisweet (Shandong) Sucralose production Co. ltd. Tashkil etilgan
2016
Unitech Chemcials (Zibo) Ltd. kattalashtirilgan organik loy loyihasi bilan
2021
Unitech Chemcials (Zibo) Ltd. Sukraloza loyihasi asos solingan