Document:

EXHIBIT 4.10

                        Dated the 31st day of July 2006.

                          CHINA NATURAL RESOURCES, INC.
                                 (the "Vendor")

                                       and

                               NGAN CHIU WAI JENNY
                                (THE "PURCHASER")

                                       and

                                 ISENSE LIMITED
                                 (THE "COMPANY")

               ***************************************************
                                  AGREEMENT FOR
                           SALE AND PURCHASE OF SHARES
                                OF ISENSE LIMITED
               ***************************************************

<PAGE>

THIS AGREEMENT             is made the      31st     day of   July  2006

BETWEEN:

(1)      CHINA NATURAL RESOURCES, INC., a company incorporated in the British
         Virgin Islands whose registered office is at Sea Meadow House,
         Blackburne Highway, P.O. Box 116, Road Town, Tortola, British Virgin
         Islands (the "Vendor");

(2)      NGAN CHIU WAI JENNY (the "Purchaser"); and

(3)      ISENSE LIMITED with its office situated at 16/F., Grandview Commercial
         Centre, 29-31 Sugar Street, Causeway Bay, Hong Kong (the "Company").

WHEREAS

(A)      The Company is a company incorporated in accordance with the laws of
         the Hong Kong Special Administrative Region ("HKSAR") with limited
         liabilities and having an authorized capital of HK$10,000.00 divided
         into 10,000 shares of HK$1.00 par value each, of which 20 shares have
         been issued and fully paid up.

(B)      The Vendor is the beneficial owner of 20 shares of the Company, which
         comprise of all the fully paid shares in the capital of the Company
         (the "Sale Shares").

(C)      The Company is an integrated marketing company dedicated to providing
         advertising and promotions services.

(D)      The Vendor has agreed to sell to the Purchaser and the Purchaser has
         agreed to purchase from the Vendor the Sale Shares in the Company upon
         and subject to the terms and conditions hereinafter appearing.

NOW IT IS HEREBY AGREED as follows :-

1.       The Vendor shall sell to the Purchaser and the Purchaser shall purchase
         from the Vendors the Sale Shares free from all Liens (as hereinafter
         defined) and with all rights now and hereafter attaching thereto upon
         and subject to the terms and conditions hereinafter appearing.

2.       The purchase price for the Sale Shares shall be the sum of HONG KONG
         DOLLARS TWO MILLIONS ONLY (HK$2,000,000) (the "Share Price") and the
         Share Price shall be paid by the Purchaser to the Vendor or its
         designee on completion.

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<PAGE>

3.       Completion of the sale and purchase of the Sale Shares under this
         Agreement shall take place at Room 2105, West Tower, Shun Tak Centre,
         200 Connaught Road Central, Sheung Wan, Hong Kong immediately upon
         signing hereof (the "Completion")

4.       The Purchaser has made its due diligence investigation into the
         business and financial position of the Company. This Agreement is
         entered into by the Purchaser on the basis that the Purchaser is
         satisfied with the state of business and financial position of the
         Company.

5.       Time shall be of the essence in all respects of this Agreement.

6.       At the completion of the sale and purchase of the Sale Shares under
         this Agreement:-

         (a)      The Vendor shall sign, execute and deliver to the Purchaser
                  the necessary instruments of transfer and the relevant
                  contract notes together with the relevant Sale Share
                  certificates to effect the sale and purchase of the Sale
                  Shares free from Liens; and

         (b)      The Vendor shall deliver to the Purchaser Company's Common
                  Seal, Certificate of Incorporation, Memorandum and Articles of
                  Association, Shareholders and Directors Register, Minutes Book
                  and all records, documents and articles which belong to the
                  Company.

         (c)      The Purchaser shall tender the Share Price by delivering the
                  Vendor a cheque issued by a licensed bank of Hong Kong drawn
                  in favour of the Vendor in satisfaction of the Share Price,
                  subject to collection.

7.       The Purchaser represents and warrants to the Vendor that:

         (a)      The Purchaser has full power, authority and legal right to
                  enter into, execute and deliver this Agreement and to perform
                  fully its obligations hereunder.

         (b)      The execution and delivery of this Agreement by the Purchaser,
                  and the consummation of the transaction contemplated hereby,
                  will not conflict with or result in a breach of any law,
                  regulation, judgment, order or decree applicable to the
                  Purchaser.

8.       The Vendor represents and warrants to the Purchaser that:

           (a)    The Vendor is a company duly organized, validly existing and
                  in good standing under the laws of British Virgin Islands and

                                       3
<PAGE>

                  has corporate power to owns its properties an carry on its
                  business as now being conducted and as proposed to be
                  conducted.

           (b)    The Vendor has full power and authority to enter into, execute
                  and deliver this Agreement and to perform fully the
                  obligations hereunder. All action to be taken by or on the
                  part of Vendor to authorize and permit the execution and
                  delivery of this Agreement, the performance by Vendor of its
                  obligations hereunder and thereunder, and the consummation by
                  Vendor of the transaction contemplated herein and therein, has
                  been duly and properly taken.

9.       The Vendor hereby warrants and undertakes with the Purchaser and to the
         intent that the provisions of this clause shall continue to have full
         force and effect notwithstanding the completion of the sale and
         purchase in this Agreement, that the Vendor is the beneficial owner of
         the Sale Shares and has good right to sell and transfer the Sale Shares
         which are free from any charges, mortgages, liens, encumbrances, debts,
         equities or other adverse claims or interest (collectively, Liens") and
         together with all rights now and hereafter attaching or becoming
         attached thereto including the rights to all dividends and other
         divisions hereafter paid declared or made in respect thereto.

10.      Each party pays its own solicitors' costs. All the stamp duties
         chargeable on the transfer of the Sale Shares hereunder and all fees
         for filing and registration of any document with the Companies Registry
         incidental hereto shall be borne by the Purchaser alone.

11.      It is hereby declared that in these presents if the context permits or
         requires words importing the singular number shall include the plural
         number and words importing the masculine gender shall include the
         feminine or neuter gender and vice versa.

12.      This Agreement shall be construed and enforced in accordance with the
         Laws of the Special Administrative Region of Hong Kong of the PRC.

13.      This Agreement merges and supersedes all prior and contemporaneous
         agreements, assurances, representations, and communications between or
         among the parties hereto concerning the matters set forth herein. This
         Agreement may not be amended except in a writing signed by each of the
         parties to this Agreement. This Agreement shall inure to the benefit
         of, and be binding on, the parties hereto together with their
         respective legal representatives, successors, and assigns.

                                       4
<PAGE>

         AS WITNESS the hands of the parties hereto the day and year first above
written.

SIGNED  by                                  )
                                            )
                                            )
for and on behalf of CHINA                  )
                                            )
NATURAL RESOURCES, INC.                     )
                                            )
in the presence of :-                       )

SIGNED  by                                  )
                                            )
                                            )
NGAN CHIU WAI JENNY                         )
                                            )
in the presence of :-                       )

SIGNED  by                                  )
                                            )
                                            )
for and on behalf of ISENSE                 )
                                            )
LIMITED in the presence of :                )

                                       5Exhibit 10.2

    
      

    

    QI
      Systems Inc.

     

    

    Subscription
      Agreement

    

    PP2007-04

    
      
        
        

      

      
        
        

        
          

        

      

      
        
        

      

    

    
      	
              SUBSCRIPTION
                AGREEMENT

            

    

     

    QI
      Systems Inc.

    Private
      Placement Offering

    

    SUBSCRIPTIONS
      WILL BE ACCEPTED ONLY FROM “ACCREDITED INVESTORS” AS DEFINED IN RULE 501 OF
      REGULATION D UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”)

     

    The
      undersigned agrees to purchase Units of QI Systems, Inc. (“QI SYSTEMS”) at a
      purchase price of $0.07 per Unit in the Private Placement Offering dated
      February 26, 2007. Each Unit consists of one share of common stock with a $0.001
      par value ("Shares") and one warrant to purchase an additional share of common
      stock at the additional purchase price of $0.20 per share which is exercisable
      one hundred eighty (180) days after the close of the offering. Such warrant
      to
      purchase an additional share of common stock shall expire two (2) years from
      the
      closing of the Offering. If the Subscription stated below is accepted by QI
      SYSTEMS, the undersigned hereby executes and agrees to all the terms of offering
      and that the undersigned is an “Accredited Investor” as defined in Rule 501 of
      Regulation D under the Securities Act.

    

    PLEASE,
      MAKE ALL CHECKS PAYABLE TO

    QI
      Systems Inc.

     

    
      
        

      

    

     

    
      	
              Purchaser:

            	  
	 	
              Subscription
                $:

            	 

	  
	 	
              #
                of shares:

            	 

	
              (Signature
                / Title, if applicable)

            	 	
              Tax
                Year Ends:

            	 

	
              Date:

            	  
	
              ,

            	  
	 	
              Tax
                I.D.# or SS#:

            	 

	 	 	 	 	 	
               

            	 

    

     

    
      
        	 	Mailing
                Address:	 	 	 	Residence
                Address:	 
	 	  
	 	 	 	  
	 
	 	  
	 	 	 	  
	 
	 	  
	 	 	 	  
	 
	 	  
	 	 	 	  
	 
	 	Telephone
                Number:	 	 	 	Telephone
                Number:	 

      

    

    

    THIS
      IS A SPECULATIVE INVESTMENT SUITABLE ONLY FOR THOSE ACCREDITED INVESTORS CAPABLE
      OF SUSTAINING A TOTAL LOSS.

    

    Accepted
      this ________ day of _______________________, _____________

    

    QI
      Systems, Inc.

    

    BY:
      _______________________________________

    

    THE
      SHARES SUBSCRIBED FOR HEREBY HAVE NOT BEEN REGISTERED WITH THE SECURITIES AND
      EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION AND MAY NOT BE SOLD
      OR
      TRANSFERRED IN THE ABSENCE OF AN EFFECTIVE REGISTRATION STATEMENT UNDER THE
      SECURITIES ACT OF 1933 AND ANY APPLICABLE STATE SECURITIES LAWS OR AN OPINION
      OF
      COUNSEL ACCEPTABLE TO THE COMPANY THAT SUCH REGISTRATION IS NOT
      REQUIRED.

    
      
        
        

      

      
        
        

        
          

        

      

      
        
        

      

    

    

     

     

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