 BEIJING, Aug. 25, 2021 GLOBE NEWSWIRE -- 21Vianet Group, Inc. Nasdaq: VNET 21Vianet or the Company, a leading carrier- and cloud-neutral Internet data center services provider in China, today announced its unaudited financial results for the second quarter ended June 30, 2021. The Company will hold a conference call at 8:00 P.M. on Tuesday, August 24, 2021, U.S. Eastern Time to discuss the financial results. Dial-in details are provided at the end of this release. 