21Vianet Group, Inc. Announces Completion of Divestiture of All Remaining Equity Interest in Aipu and Elimination of Put Option

BEIJING, Dec. 20, 2017 -- 21Vianet Group, Inc. (Nasdaq:VNET) ("21Vianet" or the "Company"), a leading carrier-neutral Internet data center services provider in China, today announced that the Company has completed the divestiture of its remaining 50% equity interest minus 1 share in Sichuan Aipu Network Co., Ltd. ("Aipu") on December 19, 2017, representing all the equity interest held by the Company in Aipu (“Aipu Transaction”).

As part of the Aipu Transaction, 21Vianet transferred its 50% equity interest minus 1 share in Aipu to Tibet Xingtao Culture Communications Co., Ltd., one of Aipu’s current shareholders, for a nominal consideration of RMB 1. Also as part of the Aipu Transaction, Aipu shareholders have waived their put option right to request 21Vianet to purchase their equity interest in Aipu and right to request 21Vianet to provide loans to such Aipu shareholders as stipulated in the original investment agreements entered between 21Vianet, its affiliates, Aipu and certain other parties thereto in June 2014.

About 21Vianet

21Vianet Group, Inc. is a leading carrier-neutral Internet data center services provider in China. 21Vianet provides hosting and related services, cloud services, and business VPN services, improving the reliability, security and speed of its customers' Internet infrastructure. Customers may locate their servers and networking equipment in 21Vianet's data centers and connect to China's Internet backbone through 21Vianet's extensive fiber optic network. 21Vianet operates in more than 30 cities throughout China, servicing a diversified and loyal base of more than 4,000 hosting enterprise customers that span numerous industries ranging from Internet companies to government entities and blue-chip enterprises to small- to mid-sized enterprises.

Safe Harbor Statement

This announcement contains forward-looking statements. These forward-looking statements are made under the "safe harbor" provisions of the U.S. Private Securities Litigation Reform Act of 1995. These statements can be identified by terminology such as "will," "expects," "anticipates," "future," "intends," "plans," "believes," "estimates" and similar statements. Among other things, quotations from management in this announcement as well as 21Vianet's strategic and operational plans contain forward-looking statements. 21Vianet may also make written or oral forward-looking statements in its reports filed with, or furnished to, the U.S. Securities and Exchange Commission, in its annual reports to shareholders, in press releases and other written materials and in oral statements made by its officers, directors or employees to third parties. Statements that are not historical facts, including statements about 21Vianet's beliefs and expectations, are forward-looking statements. Forward-looking statements involve inherent risks and uncertainties. A number of factors could cause actual results to differ materially from those contained in any forward-looking statement, including but not limited to the following: 21Vianet's goals and strategies; 21Vianet's expansion plans; the expected growth of the data center services market; expectations regarding demand for, and market acceptance of, 21Vianet's services; 21Vianet's expectations regarding keeping and strengthening its relationships with customers; 21Vianet's plans to invest in research and development to enhance its solution and service offerings; and general economic and business conditions in the regions where 21Vianet provides solutions and services. Further information regarding these and other risks is included in 21Vianet's reports filed with, or furnished to, the Securities and Exchange Commission. All information provided in this press release and in the attachments is as of the date of this press release, and 21Vianet undertakes no duty to update such information, except as required under applicable law.

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