VNET [21Vianet] 20-F: non-accelerated 12b-2 filer ☐ Non-accelerated Large accelerated filer
[non-accelerated 12b-2 filer ☐ Non-accelerated Large accelerated filer ☒ Accelerated US GAAP ☒ International Financial Reporting Standards as issued by the International Accounting Standards Board ☐ Other ☐ Item 17 ☐ Item 18 ☐ 12b-2 (APPLICABLE ONLY TO ISSUERS INVOLVED IN BANKRUPTCY PROCEEDINGS DURIN]
