On December 19, the List of Xiamen's Top 100 Enterprises 2021 was unveiled, topped by Xiamen C&D, Xiamen ITG, and Xiamen Xiangyu Group with business revenues of 442.372 billion yuan, 402.126 billion yuan, and 374.835 billion yuan respectively, up by 30%, 36%, and 32% on a YOY basis. Accompanying the list were four sub-lists: the List of Xiamen's Top 10 Manufacturers 2021 topped by Dell (China), Chengtun Mining, and San'an Optoelectronics; the List of Xiamen's Top 10 Service Enterprises 2021 topped by Xiamen C&D, Xiamen ITG, Xiamen Xiangyu Group; the List of Xiamen's Top 10 Technologically Advanced Enterprises in Emerging Industries 2021 topped by Xiamen Hanin Electric Technology, Motic (Xiamen) Electric Group, Xiamen Leading Optics; the List of Xiamen's Top 10 Green Enterprises topped by Dell (China), Xiamen Tianma Microelectronics, and Leedarson. The aggregated business revenue of all the top 100 enterprises of Xiamen on the list of 2021 is 2,058.181 billion yuan, with a YOY increase of 22% (10% in 2020).