Exhibit A
Joint Filing Agreement
In accordance with Rule13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13G referred to below) on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the ordinary shares, par value US$0.00001, of 21Vianet Group, Inc., a Cayman Islands company, and that this Agreement may be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts all of which, taken together, shall constitute one and the same instrument.
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Signature Page
IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of February 14, 2018.
Sheng Chen | /s/ Sheng Chen | |||||
Sheng Chen | ||||||
Fast Horse Technology Limited | By: | /s/ Sheng Chen | ||||
Name: Sheng Chen | ||||||
Title: Director | ||||||
Sunrise Corporate Holding Ltd. | By: | /s/ Sheng Chen | ||||
Name: Sheng Chen | ||||||
Title: Director | ||||||
Personal Group Limited | By: | /s/ Sheng Chen | ||||
Name: Sheng Chen | ||||||
Title: Director | ||||||
Beacon Capital Group Inc. | By: | /s/ Sheng Chen | ||||
Name: Sheng Chen | ||||||
Title: Director |
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