2023
        -CEEG wins the "one-paper certificate" of the State Grid and passed the pre-qualification of the supplier of the Southern Grid
-CEEG intelligent cloud platform is officially launched
-CEEG wins Bid for the Shenzhen-Huizhou Intercity Project in the Greater Bay Area of Guangdong, Hong Kong, and Macao
-CEEG passes CNAS certification
         
       
      
        2022
        -The headquarters operation center of CEEG relocated to Nanjing South Station and successfully moved into China Communications Investment Building
-CEEG's Nanjing Factory was relocated to Binjiang and successfully put into operation
         
       
      
        2021
        -Successful completion of the 220kV power transformer at CEEG
          -CEEG successfully developed the SC13-25000/35 energy-saving transformer
         
       
      
        2020
        -Completion and acceptance of the 220kV Test Station at CEEG's Yangzhong Factory, with the first main transformer smoothly shipped
          -Jinyue Feng, Director of the Standing Committee of the Yangzhong People's Congress, visited and guided CEEG
          -The new base of CEEG's Yangzhong Factory was successfully unveiled
         
       
      
        2019
        -Digital transformation and upgrading of CEEG began with the successful launch of the China Electric IoT Cloud Platform
          -CEEG successfully developed harmonic-resistant dry-type distribution transformers
          -CEEG was selected for Jiangsu Province's 2018 Innovative Leading Enterprises Cultivation Plan
          -Leaders from DuPont China Group made their first visit of the year to CEEG
         
       
      
        2018
        -CEEG signed the authorization letter for the DuPont ReliatraN® brand with DuPont in the United States
         
       
      
        2016
        -China Sunergy's United States factory was officially established
          -Chinese Consul General in Istanbul, Chen Su, visited China Sunergy's Turkey company
         
       
      
        2014
        -China Sunergy's South Korea factory was officially established
         
       
      
        2013
        -China Sunergy's Turkey factory was officially put into operation
          -Chairman Tingxiu Lu of the group was elected as the 12th Jiangsu Provincial People's Congress representative
          -Awarded the inaugural Jiangsu Province Quality Management Excellence Award
         
       
      
        2012
        -CEEG signed a strategic cooperation agreement with Dupont in the areas of transformers, solar PV, and new materials
          -Started the construction of CEEG Yizheng Solar Industrial Base
          -CEEG Won the 2011 Nanjing Mayor Quality Award
          -CEEG took the lead in the high-performance PV cell R&D under the National 863 Program
          -CEEG Won the title of China Electrical Industry's Most Influential Brand
          -CEEG became a certified supplier for Rio Tinto Group
          -CEEG Linjiang Industrial Park Phase 2 began to be constructed
          -Chairman Lu named Outstanding Builder of Socialism with Chinese Characteristics by the Zhenjiang government
         
       
      
        2011
        -CEEG joined hands with the Jiangning District Government and the University of New South Wales, Australia, to jointly establish the Photovoltaic Research Center
          -CEEG Awarded as one of the Asia's Top 500 Brands
          -CEEG Intelligent Technology was founded, to provide energy-efficiency management services and solutions
          -CEEG Began mass production of QSAR high-performance cell
          -CEEG Named the National Innovative Enterprises
         
         
       
      
        2010
        -CEEG (Jiangxi) Jingde Semiconductor New Materials launched production of polycrystalline silicon
          -CEEG Broke 10 billion RMB in annual sales
          -Completion and operation of the first phase of the amorphous alloy oil-immersed transformer project at the Yangzhong Linjiang Industrial Park
          -Celebration of the 20th anniversary of CEEG establishment
          -Signing of a strategic partnership agreement with Hitachi Metals
         
       
      
        2009
        -CEEG (Jiangsu) Co., Ltd founded
         
       
      
        2008
        -China Sunergy Shanghai Photovoltaic Industry Base held a groundbreaking ceremony
          -CEEG Named one of the China Well-Known Trademarks
         
       
      
        2007
        -China Sunergy launched its IPO, trading on the NASDAQ
          -CEEG (Hong Kong) founded
          -CEEG won the May Day Labor Award
          -CEEG Solar Energy Research Institute was founded, entering the fields of new energy applications and services
          -CEEG (Nanjing) Semiconductor Materials was founded in Nanjing Science and Technology Park
          -Chairman Lu received the China Public Service Award. CEEG received the China Social Responsibility Award
         
       
      
        2006
        -Chairman Lu honored the Jiangsu Model Worker
          -CEEG Received No.1 of the China Annual Brand Awards
          -Completion of CEEG Nanjing Science and Technology Park
         
       
      
        2005
        -CEEG awarded China's Famous Brand Product by the General Administration of Quality Supervision
          -CEEG Awarded the National Inspection-Free Product
          -Chairman Tingxiu Lu honored one of the Jiangsu Top 10 Outstanding Young Entrepreneurs
          -CEEG signed a strategic agreement with Schneider Electric
         
       
      
        2004
        -CEEG won the DuPont Global Sales Award
          -China Sunergy began to be built and introduced the first 32-MW solar cell production line in China
          -Moved to Nanjing, CEEG-Nanjing Science Park inaugurated
         
       
      
        2003
        -Received the dual green awards of "China Eco-Friendly Enterprise" and "China Eco-Friendly Product"
          -CEEG Transformer Co., Ltd (CEEG) officially founded
          -CEEG (Jiangsu) Insulation New Materials Co., Ltd founded
         
       
      
        2001
        -Signed a strategic cooperation agreement with DuPont, establishing the development philosophy of "Go along with giants, keep peace with the world!"
         
       
      
        1999
        -Cooperated with DuPont to develop the first Nomex® paper dry-type transformer in the industry
         
       
      
        1994
        -CEEG (Jiangsu) was founded, marking the entry into the transformer industry
         
       
      
        1990
        -Jiangsu Huadong Microwave Instrument Plant (the predecessor of CEEG) founded
          -CEEG independently developed its first-generation product: a microwave detector
        