VNET [21Vianet] 6-K: (Original Filing)
[21Vianet Announces Appointment of Executive Chairman for its Retail IDC Business Group BEIJING, May 29, 2020 (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 tha]