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21vianet Group Inc

Sure, I'll be glad to be of help. 21Vianet Group Inc. operates in the technology sector, specifically in data center services, cloud services, and information technology (IT) infrastructure in the United Kingdom.

The company provides hosting and related services to businesses, including website hosting, domain name registration, and related services. It also provides rack space and document management services.

The company was previously known as ChinaCom Group, Inc. and changed its name to 21Vianet Group, Inc. in December 2012. 21Vianet Group, Inc. was incorporated in 1999 and is headquartered in Shenzhen, China.