<PAGE>

                                                                    Exhibit 4.11

         SUPPLEMENTAL AGREEMENT TO THE COMPREHENSIVE SERVICES AGREEMENT

                                     BETWEEN

   GUANGZHOU RAILWAY (GROUP) GUANGSHEN RAILWAY ENTERPRISE DEVELOPMENT COMPANY

                                       AND

                           GUANGSHEN RAILWAY COMPANY LIMITED

                              Dated: April 19, 2007

         SUPPLEMENTAL AGREEMENT TO THE COMPREHENSIVE SERVICES AGREEMENT

This Supplemental Agreement to the Comprehensive Services Agreement (this
"Supplemental Agreement"), dated as of April 19, 2007, by and between the
following parties:

(1) Guangzhou Railway (Group) Guangshen Railway Enterprise Development Company,
with its legal address being at 1048 Heping Road, Shenzhen (hereinafter referred
to as "Party A"); and

(2) Guangshen Railway Company Limited, with its legal address being at 1052
Heping Road, Shenzhen (hereinafter referred to as "Party B").

Whereas,

(A) Party A and Party B entered into a comprehensive services agreement dated
January 13, 2006 (hereinafter referred to as the "Services Agreement") which
sets forth the major terms pursuant to which Party A shall provide Party B with
certain comprehensive services, including safeguarding, property management,
building repairs or otherwise; and

(B) Section 7.9 of the Services Agreement provides that the Services Agreement
shall expire on December 31, 2008 and Section 5.1 of the Services Agreement
provides that the fees for the comprehensive services under the Services
Agreement payable for each year within the term of the Services Agreement shall
be capped to a certain amount (the "Annual Cap").

NOW, THEREFORE, Party A and Party B agree to supplement and amend the Services
Agreement as follows:

                                    Article 1

Section 7.9 of the Services Agreement shall be amended to the effect that the
term of the Services Agreement shall commence from the effective date thereof
and expire on December 31, 2007.

                                    Article 2


                                       1

<PAGE>

Section 5.1 of the Services Agreement shall be amended to the effect that the
Annual Cap for 2007 shall be adjusted upward to RMB139.7 million and the amount
of the fees for the comprehensive services for 2008 shall be deleted.

                                    Article 3

Except for Sections 7.9 and 5.1 of the Services Agreement which shall be amended
pursuant to Articles 1 and 2 above, all the other provisions of the Services
Agreement shall remain the same.

                                    Article 4

This Supplemental Agreement shall not come into effect until after Party B has
received the approval to this Supplemental Agreement from its independent
shareholders through required procedures for voting with respect to
related-party transactions or the waiver from the Stock Exchange of Hong Kong
Limited (the "HKSE") to the related-party transactions involved herein in
accordance with Party B's Articles of Association and the HKSE Listing Rules.
Should the conditions precedent to the effectiveness of this Supplemental
Agreement set forth in the preceding sentence fail to be satisfied by December
31, 2007, this Supplemental Agreement shall become null and void automatically.

                                    Article 5

This Supplemental Agreement shall be governed by and construed in accordance
with the laws of the People's Republic of China.

IN WITNESS WHEREOF, this Supplemental Agreement has been executed in two
counterparts by the respective representative of Party A and Party B on the date
first written above.

PARTY A: GUANGZHOU RAILWAY (GROUP) GUANGSHEN RAILWAY ENTERPRISE DEVELOPMENT
         COMPANY


By: /s/ Representative
    ---------------------------------


PARTY B: GUANGSHEN RAILWAY COMPANY LIMITED


By: /s/Representative
    ---------------------------------


                                       2