Document:

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                                                                    Exhibit 10.1

                  STOCK PURCHASE AGREEMENT AND SHARE EXCHANGE

     This Stock Purchase Agreement ("Agreement") is made and entered into as of
the 10/th/ day of May, 2000, by and among Sierra Nevada Advisors, Inc.
("Shareholder"), a Nevada Corporation, as Seller and Flexxtech Holdings, Inc.
("Flexxtech"), a Nevada Corporation, as Buyer. Collectively, the Shareholder and
Note Holder and Flexxtech are referred to as "Parties", and sometimes
individually referred to as "Party".

     WHEREAS, the Shareholder owns One Million Five Hundred Thousand (1,500,000)
shares of the common stock of Infinite Networks, Inc. (OTC: INCZ), a Nevada
Corporation, and desires to sell such shares to Flexxtech on the terms and
subject to the conditions contained herein: and,

     WHEREAS, Flexxtech desires to purchase in a share exchange, One Million
Five Hundred Thousand (1,500,000) shares of common stock of Infinite Networks,
Inc. on the terms and subject to the conditions contained herein.

     NOW, THEREFORE, for and in consideration of the premises and the mutual
promises made herein and in consideration of the representations and conditions
set forth herein, the receipt and sufficiency of which are hereby acknowledged,
the parties, intending to be legally bound, agree as follows:

               SALE AND PURCHASE OF THE INFINITE NETWORKS SHARES
               -------------------------------------------------

     1.1  Sale and Purchase of the Infinite Network shares. Subject to the terms
          ------------------------------------------------
          and conditions of this Agreement, the Shareholder hereby agrees to
          sell to Flexxtech and Flexxtech agrees to purchase from the
          Shareholder, the Infinite Networks shares.
     1.2  Purchase Price and Share Exchange. The purchase price ("Purchase
          ---------------------------------
          Price") for the Infinite Networks shares shall be the sum of Three
          Hundred and Seventy Five Thousand ($375,000). The Purchase Price shall
          be paid in shares of common stock in Flexxtech Corporation in the
          amount of 1,500,000 shares. This transaction shall be a tax-free
          exchange.

                                  ARTICLE II
                                  ----------

                                    CLOSING
                                    -------

     2.1  The Closing. The Closing date is the date of execution of this
          -----------
          Agreement, May 10, 2000.
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                                  ARTICLE III
                                  -----------

                           MISCELLANEOUS PROVISIONS
                           ------------------------

     3.1  Effectiveness. This Agreement shall be effective and binding when
          -------------
          signed by all parties hereto.
     3.2  Governing Law. This Agreement and the rights and obligations of any
          -------------
          party hereto shall be governed by the substantive laws of the State of
          Nevada.
     3.3  Prevailing Party Clause. In the event of any litigation arising as a
          -----------------------
          result of breach of this Agreement or failure to perform hereunder or
          failure of any representation herein, the party or parties prevailing
          in such dispute shall be entitled to collect the costs of such
          dispute, including reasonable attorneys' fees or costs, from the party
          prevailing.

IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be executed
the day and the year first above written.

                                                  FLEXXTECH HOLDINGS, INC.

Date: _____________                               By: __________________________
                                                  Brian G. Kulhanjian, President

                                                  SHAREHOLDER:
                                                  SIERRA NEVADA ADVISORS, INC.

Date: _____________                               By: __________________________<PAGE>

                                                                    EXHIBIT 10.2

                 STOCK PURCHASE AND SHARE EXCHANGE AGREEMENT
                 -------------------------------------------

     This Stock Purchase And Share Exchange Agreement ("Agreement") is made and
entered into as of the 15/th/ day of June, 2000, by and among Riverdale
Development, S.A. ("Seller"), and Flexxtech Holdings, Inc. ("Buyer"), a Nevada
Corporation.

     WHEREAS, the Seller owns the following:

     A.   One Hundred Thousand (100,000) shares of the common stock of
          Accesspoint Corporation ("Accesspoint") and desires to sell such
          shares to Flexxtech on the terms and subject to the conditions
          contained herein; and,
     B.   One Hundred Thousand (100,000) shares of the common stock of
          Easyrider, Inc. ("Easyriders") and desires to sell such shares to
          Flexxtech on the terms and subject to the conditions contained herein;
          and,
     C.   One Hundred Thousand (100,000) shares of the common stock of Ameri-
          First Financial ("Ameri-First") and desires to sell such shares to
          Flexxtech on the terms and subject to the conditions contained herein;
          and,
     D.   One Hundred Eighty Thousand (180,000) shares of the common stock of
          opitv.com ("opitv") and desires to sell such shares to Flexxtech on
          the terms and subject to the conditions contained herein.

     WHEREAS, Buyer desires to purchase One Hundred Thousand (100,000) shares of
common stock of Accesspoint, 100,000 shares of common stock of Easyriders,
100,000 shares of common stock of Ameri-First, and 180,000 shares of common
stock of opitv; on the terms and subject to the conditions contained herein.

     NOW, THEREFORE, for and in consideration of the premises and the mutual
promises made herein and in consideration of the representations and conditions
set forth herein, the receipt and sufficiency of which are hereby acknowledged,
the parties, intending to be legally bound, agree as follows:

                                   ARTICLE I

               SALE AND PURCHASE OF THE ACCESSPOINT, EASYRIDERS,
               -------------------------------------------------
                          AMERI-FIRST AND OPITV SHARES
                          ----------------------------

     1.1  Sale and Purchase of the shares. Subject to the terms and conditions
          -------------------------------
          of this Agreement, the Seller hereby agrees to sell to Buyer and Buyer
          agrees to purchase from the Seller, the 100,000 Accesspoint shares,
          100,000 Easyriders shares, 100,000 Ameri-First shares, and 180,000 of
          opitv shares.
<PAGE>

     1.2  Purchase Price. The purchase price ("Purchase Price") for the
          --------------
          Accesspoint Shares, Easyriders Shares, Ameri-First Shares, and opitv
          Shares, shall be the sum of Nine Hundred Thirty Thousand Dollars
          ($930,000). The following is the value and break-down per issue.

          100,000 shares Accesspoint is valued at $450,000
          100,000 shares Easyriders is valued at $100,000
          100,000 shares Ameri-First is valued at $200,000
          180,000 shares opitv.com is valued at $180,000.

          Total:                                $930,000

     1.3  The Purchase Price shall be paid to the Seller in the following
          manner:
          A.   Buyer shall issue One Million Five Hundred Thousand
          (1,500,000) Shares of the Common Stock of Flexxtech Corporation.

                                   ARTICLE II
                                   ----------

                                    CLOSING
                                    -------

     2.1       The Closing. The Closing date is the date of execution of this
               -----------
               Agreement, June 15, 2000.

               A.   At closing Buyer agrees to issue the shares of Flexxtech in
               whole or in part and in names directed by Seller.

                                  ARTICLE III
                                  -----------

                            MISCELLANEOUS PROVISIONS
                            ------------------------

     3.1  Effectiveness. This Agreement shall be effective and binding when
          -------------
          signed by all parties hereto.
     3.2  Governing Law. This Agreement and the rights and obligations of any
          -------------
          party hereto shall be governed by the substantive laws of the State of
          Nevada.
     3.3  Prevailing Party Clause. In the event of any litigation arising as a
          -----------------------
          result of breach of this Agreement or failure to perform hereunder or
          failure of any representation herein, the party or parties prevailing
          in such dispute shall be entitled to collect the costs of such
          dispute, including reasonable attorneys' fees or costs, from the party
          prevailing.
<PAGE>

     IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be
     executed the day and the year first above written.

                                            BUYER:
                                            FLEXXTECH HOLDINGS, INC.

     Date: June 15, 2000                    By: __________________________
                                                Brian G. Kulhanjian, President

                                            SELLER:
                                            RIVERDALE DEVELOPMENT, S.A.

     Date: June 15, 2000                    By: _____________________________EXHIBIT 10.3

                             STOCK OPTION AGREEMENT

Option agreement made on May 31, 2000 between China NetTV Holdings, Inc. a
corporation organized and existing under the laws of Nevada, with its principal
office located at Suite 830 - 789 West Pender Street, Vancouver, BC V6C 1H2,
here referred to as the corporation, and Farmind Link Corp. of 2998 Park Lane,
West Vancouver, BC, a optionee of the corporation or one or more of its
subsidiaries, here referred to as the optionee.

RECITALS
--------

The corporation desires, by affording the optionee an opportunity to purchase
its common shares, as provided in this agreement, to carry out the purpose of
the stock option plan of the corporation approved by its shareholders.

In consideration of the matters described above, and of the mutual benefits and
obligations set forth in this agreement, the parties agree as follows:

                                   SECTION ONE
                                 GRANT OF OPTION

The corporation irrevocably grants to the optionee the right and option (the
option), to purchase all or any part of an aggregate of three hundred thousand
(300,000) common shares (this number being subject to adjustment ass provided in
Section Seven of this agreement) on the terms and conditions set for the in this
agreement.

                                   SECTION TWO
                                 PURCHASE PRICE

The purchase price of the common shares covered by the option shall be Two
Dollars ($2.00) per share.

                                  SECTION THREE
                                 TERM OF OPTION

The option may be exercised by the optionee up until the date of termination of
the optionee's employment or until the expiry date of the options of May 31,
2005. The corporation shall determine the date when the employment of the
optionee terminated.

                                  SECTION FOUR
                               NONTRANSFERABILITY

This option shall not be transferable, and the option may be exercised, during
the lifetime of the optionee, only by the optionee. More particularly (but
without limiting the generality of the foregoing), the option may be not be
assigned, transferred, pledged or hypothecated in any way, shall not be
assignable by operation of law, and shall not be subject to execution,
attachment or similar process.

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Any attempted assignment, transfer, pledge, hypothecation or other disposition
of the option contrary to these provisions, and the levy of any execution,
attachment or similar process on the option, shall be null and void.

                                  SECTION FIVE
                                    OPTIONEE

In consideration of the granting of the option, and regardless of whether or not
the option shall be exercised, the optionee will devote the agreed upon time,
energy and skill to the service of the corporation or one or more of its
subsidiaries.

                                   SECTION SIX
                          CHANGES IN CAPITAL STRUCTURE

If all or any portion of the option shall be exercised subsequent to any share
dividend, split-up, recapitalization, merger, consolidation, combination or
exchange of shares, separation, reorganization or liquidation occurring after
the date of this agreement, as a result of which shares of any class shall be
issued in respect of outstanding common shares, or common shares shall be
changed into the same or a different number of shares of the same or another
class or classes, the person or persons so exercising the option shall receive
the aggregate number and class of shares which, if common shares (as authorized
at the date of this agreement) had been purchased at the date of this agreement
for the same aggregate price (on the basis of the price per share set forth in
Section Two of this agreement) and had not been disposed of, such person or
persons would be holding, at the time of such exercise, as a result of such
purchase and all such share dividends, split-ups, recapitalizations, mergers,
consolidations, combinations or exchanges of shares, separations,
reorganizations or liquidations; provided, however, that no fractional share be
issued on any such exercise, and the aggregate price paid shall be appropriately
reduced on account of any fractional share not issued.

                                  SECTION SEVEN
                           METHOD OF EXERCISING OPTION

Subject to the terms and conditions of this option agreement, this option may be
exercised by written notice to the corporation, mailed or personally delivered
to the corporation at the following address: Suite 830 - 789 West Pender Street,
Vancouver, B.C. V6C 1H2. Such notice shall state the election to exercise the
option and the number of shares in respect of which it is being exercised, and
shall be signed by the person or persons so exercising the option. The notice
shall either: (a) be accompanied by payment of the full purchase price of the
shares, in which event the corporation shall deliver a certificate or
certificates representing the shares as soon as practicable after the notice
shall be received; or (b) fix a date (not less than five (5) nor more than ten
(10) business days from the date such notice is to be received by the
corporation) for the payment of the full purchase price of the shares against
delivery of a certificate or certificates representing the shares. Payment of
the purchase price shall, in either case, be made by cheque payable to the order
of the corporation.

                                                                              31

<PAGE>

The certificate or certificates for the shares as to which the option shall have
been exercised shall be registered in the name of the optionee and another
person jointly, with right of survivorship, and shall be delivered as provided
above to or on the written order of the person or persons exercising the option.
All shares that shall be purchased on the exercise of the option as provided in
this agreement shall be fully paid and nonassessable.

                                  SECTION EIGHT
                     RESERVATION OF SHARES TO SATISFY OPTION

The corporation shall at all times during the term of the option reserve and
keep available such number of common shares as will be sufficient to satisfy the
requirements of this option agreement.

                                  SECTION NINE
                                   SUBSIDIARY

As used in this agreement, the term "subsidiary" shall mean any present or
future corporation that would be a "subsidiary corporation" of the corporation,
as that term is defined in Section 424 of the Internal Revenue Code of 1986.

                                   SECTION TEN
                                   SIGNATURES

For the Company:  China NetTV Holdings, Inc.     Attest:

/s/ Ernest Cheung                                /s/ Marc Hung
------------------------                         -------------------
Ernest Cheung, President                         Marc Hung, Director

                                                                              32

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