EXHIBIT 4.28

                          Management Agreement between

                 Chase Management Ltd. and Centrasia Mining Corp

                            dated September 14, 2005



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            THIS MANAGEMENT AGREEMENT dated as of September 14,2005.

BETWEEN:

                  CHASE  MANAGEMENT  LTD., a body corporate,  duly  incorporated
                  under the laws of the Province of British Columbia, and having
                  its place of business at #1305 - 1090 West Georgia Street,  in
                  the City of Vancouver, in the Province of British Columbia;

                  (hereinafter called the "Manager")
                                                               OF THE FIRST PART
AND:

                  CENTRASIA  MINING CORP., a body corporate,  duly  incorporated
                  under the laws of the province of British  Columbia and having
                  its place of business at 300-1055 West Hastings  Street in the
                  City of Vancouver, in the Province of British Columbia;

                  (hereinafter called the "Company")
                                                              OF THE SECOND PART

WHEREAS:

A.       The Manager provides financial, accounting and management services (the
"Professional  Services") as hereinafter specified, at #1305 - 1090 West Georgia
Street in the City of Vancouver,  in the Province of British  Columbia  ("Office
Location");

B.       The Company requires Professional Services.

         NOW THEREFORE THIS AGREEMENT  WITNESSETH that in  consideration  of the
covenants and agreements  hereinafter  reserved and contained on the part of the
Company to be paid, observed and performed, the Manager hereby agrees to provide
Professional  Services for a period of one year  commencing  on the first day of
14th day of September,  2005 and  terminating on the last day of September 2006.
Thereafter,  this  agreement  shall  continue in effect from year to year unless
terminated by either party upon sixty (60) days notice in writing.

         AND IT IS  FURTHER  UNDERSTOOD  AND  AGREED  that the  Manager  and the
Company hereby covenant and agree as follows:

MANAGER COVENANTS

1.       The Manager covenants to provide the following Professional Services to
the Company at the Office Location as hereinafter set out:

         (a)      general   regulatory  filing   assistance   including  routine
                  securities filings;



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                                      -2-



         (b)      daily accounting services as required;
         (c)      preparation of quarterly financial statements;
         (d)      secretarial and word processing services;
         (e)      office  electronic  equipment  inclusive  of  typewriters  and
                  computers; and
         (f)      preparation and mailing of quarterly reports.

COMPANY COVENANTS

2.       The  Company  covenants  and agrees to pay to the Manager the amount of
$3,000  per  month  for the  Professional  Services  within  30 days of  billing
thereof.

3.       The Company hereby covenants and agrees to pay to the Manager all costs
and disbursements (the  "Disbursement  Costs") incurred by the Manager for or on
behalf  of  the  Company  including  long  distance  charges,  courier  charges,
photocopier  and  telefax  charges,  mail  services  and any such other  charges
normally  associated directly and indirectly with the operation of the Company's
business at a cost equal to the actual cost of the disbursements.

4.       The  Disbursement  Costs  shall be paid by the  Company to the  Manager
within five (5) business days of presentation of an invoice from the Manager.

5.       In the event that the Company  requests the Manager to provide services
(the  "Additional  Services")  to the Company in  addition  to the  Professional
Services,  the Manager will provide such Additional  Services to the Company, at
market  rates and on market  terms and  conditions.  The Company  covenants  and
agrees to pay to the Manager the amount  invoiced for such  Additional  Services
within 30 days of billing thereof.

GENERAL COVENANTS

5.       The Manager  and the Company  hereby  agree that this  Agreement  shall
enure to the benefits of and be binding upon their respective heirs,  executors,
administrators, successors and assigns.

6.       The  Manager  shall  use its  best  efforts  to  carry  out the  proper
performance  of its  obligations  hereunder,  provided  however that neither the
manager nor its servants shall be held liable or accountable for any act or deed
or failure  to perform  any act or deed  whether  as a result of  negligence  or
otherwise.

7.       The Manager  acknowledges that all employees of the Manager who perform
work for the Company  under this  Agreement or any other  agreement  are in fact
employees of the Manager and will not  represent  themselves as employees of the
Company.

8.       The Manager  will provide  additional  management  functions  including
preparation  for  annual  audits,   non-routine  securities  filings  and  legal
assistance,   corporate   representations,   property  acquisitions  and  public
relations.  These services are separate and are not included in the Professional
Services  package  and will be  billed  to the  Company  at the  current  hourly
charge-out rate for the Manager's employees.


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                                      -3-


NOTICES

9.       Any notices to be given by either  party to the other shall be well and
sufficiently  given  if  delivered  personally  or if sent by  registered  mail,
postage prepaid, to the parties hereto as follows:

If to the Company:         CENTRASIA MINING CORP.
                           300- 1055 West Hastings Street
                           Vancouver, BC
                           V6E 2E9



If to the Manager:         CHASE MANAGEMENT LTD.
                           #1305 - 1090 West Georgia Street
                           Vancouver, BC
                           V6E 3V7

or to such other  address or addresses  as the parties  hereto may notify to the
other from time to time in  writing.  Such  notice  shall be deemed to have been
given at the time of delivery, if delivered in person, or forty-eight (48) hours
from the date of posting in a post office in Vancouver, British Columbia.

COUNTERPARTS

10.      This Agreement may be executed in two or more counterparts or facsimile
counterparts,  each of  which  will be  deemed  an  original,  and all of  which
together will constitute one and the same instrument.


The Corporate Seal of      )
CHASE MANAGEMENT LTD.      )
was hereunto affixed in    )
the presence of:           )
                           )
                           )
/s/ Nick DeMare            )                    c/s
-----------------------    )
                           )


The Corporate Seal of      )
CENTRASIA MINING CORP.     )
was hereunto affixed in    )
the presence of:           )
                           )
/s/ Doug Turnbull          )                    c/s
----------------------     )
                           )

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