VNET [21Vianet] SC 13G/A: Joint Filing Agreement 13d-1(k) In accordance with Rule
[Joint Filing Agreement 13d-1(k) In accordance with Rule [Remainder of this page has been left intentionally blank.] 1 Sheng Chen Sheng Chen Fast Horse Technology Limited Sunrise Corporate Holding Ltd. Personal Group Limited 2 EX-99.(A) 2 d340098dex99a.htm EX-99.(A)] [1 Name Of Reporting Person Sheng]