VNET [21Vianet] SC 13G/A: Schedule 13G Forms 13G CUSIP No. 90138A103 Page
[Schedule 13G Forms 13G CUSIP No. 90138A103 Page 2 of 6 Pages 1. Name of reporting persons I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY) GIC Private Limited ) (None 2. Check the appropriate box if a member of a group* ¨ x (a) 3. SEC use only 4. Citizenship or place of organization]