VNET [21Vianet] SC 13G: (Original Filing)
[Joint Filing Agreement [Remainder of this page has been left intentionally blank.] 12 Sheng Chen Sheng Chen Fast Horse Technology Limited Sunrise Corporate Holding Ltd.] [1 Name Of Reporting Person Sheng Chen 2 Check the Appropriate Box if a Member of a Group ¨ ¨ (a) 3 SEC Use Only 4 Citizenship or Place of Organization]
