Exhibit 23.3
June 17, 2011
The Board of Directors
Giant Interactive Group Inc.
11/F, No. 3 Building, 700 Yishan Road
Shanghai
People’s Republic of China

Subject: |  | WRITTEN CONSENT TO REFERENCE JONES LANG LASALLE SALLMANNS LIMITED IN SEC FILINGS OF GIANT INTERACTIVE GROUP, INC.

Dear Sirs,
We hereby consent to the references to our name, valuation methodologies, assumptions and value
conclusions for accounting purposes, with respect to our appraisal reports addressed to the board
of Giant Interactive Group Inc. (the “Company”) in the Company’s Annual Report on Form 20F
(together with any amendments thereto, the “Registration Statement”) to be filed with the U.S.
Securities and Exchange Commission.
In the preparation of our valuation reports, we relied on the accuracy and completeness of the
financial information and other data related to the Company provided to us by the Company and its
representatives. We did not audit or independently verify such financial information or other data
relating to the Company and take no responsibility for the accuracy of such information. The
responsibility for determining fair value rests solely with the Company and our valuation reports
were only used as part of the Company’s analysis in reaching their conclusion of value.
Yours sincerely,
For and on behalf of
Jones Lang LaSalle Sallmanns Limited
Simon M. K. Chan
Director