Document:

<PAGE>   1
                                                                    EXHIBIT 10.4

     THIS DEED OF ASSIGNMENT is made the 29th day of March One thousand nine
hundred and ninety-six (1996) Between MICROPOLIS LIMITED, a foreign company
incorporated in the Cayman Islands and having its registered office in Singapore
at 5004 Ang Mo Kio Avenue 5 #01-11, Singapore 569872 (hereinafter called "the
Assignor") of the one part and S T CHATSWORTH PTE LTD (Company Registration
No. 199600543C) a company incorporated in the Republic of Singapore and having
its registered office at 83 Science Park Drive #01-01/02 The Curie Singapore
Science Park, Singapore 118258 (hereinafter called "the Assignee") of the other
part.

          WHEREAS:

(1)  By a Building Agreement dated the 28th day of February 1995 (hereinafter
called "the Building Agreement" which expression shall where the context so
requires, include the Lease and any other document(s) executed/to be executed
between the Assignor and JURONG TOWN CORPORATION relating to the said land) made
between JURONG TOWN CORPORATION, a body corporate incorporated under the Jurong
Town Corporation Act and having its Head Office at Jurong Town Hall, Jurong Town
Hall Road, Singapore 609431 (herein called "the Lessor") of the one part and the
Assignor of the other part, the Lessor agreed to grant to the Assignor the
licence and authority to enter upon the land described in the Building Agreement
and more particularly described in the Schedule hereto (herein called "the said
land") for inter alia the construction of a building and for the installation of
equipment machinery fixtures and fittings (hereinafter collectively referred to
as the "Building") and upon completion of the Building and satisfactory
compliance by the Assignor of all the terms and conditions contained inter alia
in the Building Agreement, the Lessor will grant and the Assignor will accept
and execute a Lease (herein referred to as "the Lease" which expression shall
include all such supplemental lease(s), assurance(s) or document(s) of title) of
the said land together with the Building for the term of years and subject to
the terms and conditions contained in the format set out in the First Schedule
to the Building Agreement or otherwise.

     AND WHEREAS the Assignor has agreed to assign to the Assignee all its
rights title and interest under the Building Agreement and to the Lease to be
issued by the Lessor for the consideration of Dollars Forty One Million
($41,000,000.00) and the Lessor has consented to the assignment subject to the
stipulations terms and conditions and covenants contained in the Building
Agreement and the Lessor's letter of approval dated                      to the
                                                    --------------------
Assignor's solicitors M/s Arthur Loke & Partners.

     AND WHEREAS the Lease in respect of the said land has not yet been issued
to the Assignor.

          NOW THIS DEED WITNESSETH as follows:

1.   In pursuance of the said agreement and in consideration of the sum of
Dollars Forty One Million ($41,000,000.00) paid by the Assignee to the Assignor
(the receipt whereof the Assignor hereby acknowledges) the Assignor as
beneficial owner and with the consent of the Lessor HEREBY ASSIGNS unto the
Assignee:-

     (a)  ALL its right title interest benefits advantages permits licences and
          remedies which the Assignor has in, under or arising out of the
          Building Agreement and the full benefit and advantages thereof and of
          all stipulations therein contained to be performed on the part of the
          Lessor and of all rights and remedies for enforcing the same;

     (b)  ALL THAT the right title estate and interest of the Assignor of and in
          the said land and the Building;

     (c)  ALL THAT the full benefit and right of and to all moneys whether by
          way of purchase price premium rents or otherwise as shall have been
          paid by the Assignor

<PAGE>   2

[REVENUE STAMPS]

<PAGE>   3
          to the Lessor under and by virtue of the Building Agreement; and

     (d)  ALL THAT the right title and interest of the Assignor to a grant from
          the Lessor of an Agreement to Lease/Lease or sub-lease (whichever is
          applicable) in respect of the said land and the Building for the terms
          of lease referred to in the Building Agreement

     TO HOLD the same unto the Assignee its successors and assigns absolutely.

2.   The Assignor hereby covenants with the Assignee as follows:-

     (a)  that the Assignor will do and execute all such acts and deeds and
          procure from the Lessor the grant of such Agreement for Lease/Lease or
          sub-lease in favour of the Assignee in the form of Lease set out in
          the Second Schedule to the Building Agreement.

     (b)  that until such Agreement for Lease/Lease or sub-lease has been
          granted to the Assignee as aforesaid the Assignor holds and will hold
          all the rights, title, interest, benefits, advantages, permits
          licences and remedies in and under the Building Agreement and all the
          estate, rights, title and interest of and in the said land and the
          Building in trust for the Assignee its successors in title and assigns
          absolutely and will at any time and from time to time when called upon
          at the request of the Assignee execute and do all such acts deeds
          matters and things as may be necessary to cause the said land and the
          Building to be more effectually vested in the Assignee, its successors
          in title and assigns and exercise all rights and remedies for the
          Assignee and on behalf of the Assignee.

3.  In pursuance of the Building Agreement and for the consideration aforesaid
and with a view to giving protection to the rights and interests of the Assignee
herein the Assignor HEREBY IRREVOCABLY APPOINTS and constitutes the Assignee to
be the true and lawful attorney for and in the name of or otherwise on behalf of
the Assignor to exercise all the rights and remedies vested in the Assignor
under the Building Agreement and for such purposes to do and execute all or any
of the following acts deeds matters and things that is to say:-

     (a)  To exercise all rights and remedies for enforcing the Building
          Agreement or in respect of any other matter or thing connected with or
          relating to or concerning the said land.

     (b)  To commence and/or defend all legal proceedings brought against and/or
          by the Lessor in connection with the Building Agreement or in respect
          of the said land.

     (c)  To take delivery of and accept from the Lessor the Agreement for
          Lease/Lease or sub-lease and/or such other assurance of or documents
          of title to the said land in the name of the Assignor or to the
          Assignee and to make all payments enter into covenants and do all
          other things which may be necessary for completing the same including
          all such applications and notifications at the Registry of Deeds or
          the Registry of Titles as may be necessary or desirable under any then
          existing statute providing for the registration of title to land.

     (d)  To execute such Agreement for Lease/Lease or sub-lease and/or such
          other transfer or transfers or assurance or assurances or other deeds
          assignments instruments and documents and to do all such acts and
          things as may be necessary to effectually transfer, perfect and vest
          the title to the said land in the Assignee.

     (e)  To abandon any legal proceedings and to compromise or settle or refer
          to arbitration all disputes or doubts which may arise in connection
          with the Building Agreement and/or the said land.

<PAGE>   4
     (f)  To register this or any other instrument in such manner as the
          Assignee may think fit and to bind the Assignor by way of covenant or
          declaration which may be necessary in order to carry out the objects
          of these presents.

     AND the Assignor hereby gives and grants unto the Assignee full power and
authority to act in relation to the said land and Building as effectually to all
intents and purposes as if the Assignor had personally performed the same.

     And for the better doing performing and executing of the matters and things
aforesaid the Assignor hereby further grants unto the Assignee full power and
authority to substitute and appoint in the place and stead of the Assignee one
or more attorney or attorneys of the Assignee all or any of the powers and
authorities hereby conferred and to revoke any such appointment from time to
time and to substitute or appoint any other or others in the place of such
attorney or attorneys as the Assignee may think fit.

     AND the Assignor hereby declares that all acts deeds matters and things
executed or done by virtue of these presents by the Assignee or any substitute
or substitutes appointed by the Assignee shall be as good valid and effectual to
all intents and purposes whatsoever as if the same had been executed done or
made by the Assignor personally AND the Assignor hereby covenants to allow
ratify and confirm all and whatsoever which the Assignee or any substitute or
substitutes appointed by the Assignee shall do or cause to be done by virtue of
the authority and powers hereby conferred.

     The Assignor hereby further declares that the power and authority hereby
conferred are given for valuable consideration and shall be and remain
irrevocable for a period expiring only on the registration of a Lease by the
Lessor in the Assignee's favour with the appropriate authority or the vesting of
the said land and the Building in the Assignee.

4.   The Assignee for itself and its successors and assigns hereby covenants
with the Assignor:-

     (a)  To punctually pay on due date the yearly rent or any revision or
          revisions thereof and all other rents fees costs and charges
          stipulated in the Building Agreement and the Lease in favour of the
          Assignee.

     (b)  To perform fulfill and observe all the stipulations on the part of the
          Assignor contained in the Building Agreement and the Lease and will at
          all times hereafter save harmless and keep indemnified the Assignor
          its successors-in-title from and against all actions proceedings
          damages penalties costs claims and demands by reason or on account of
          the non-observance thereof or otherwise in relation thereto.

5.   The Assignor hereby covenants with the Assignee that it has not done
or knowingly suffered or been party or privy to any act or thing whereby the
Assignor is prevented from assigning the benefit of the Building Agreement, and
all estate rights title and interest in the said land and Building and all
benefits thereof.

6.   The Assignor hereby warrants that there are no breaches of any terms
and conditions of the Building Agreement and the Assignor shall at all times
hereafter save harmless and keep indemnified the Assignee its
successors-in-title and assigns from and against all actions proceedings damages
penalties costs claims and demands by reason or on account of any non-observance
of all or any of the terms stipulations conditions on the part of the Assignor
contained in the Building Agreement.

     IN WITNESS WHEREOF the Assignor and the Assignee have caused their
respective Common Seals to be hereunto affixed the day and year first above
written.

                      THE FIRST SCHEDULE ABOVE REFERRED TO

<PAGE>   5
     The Building Agreement dated 28 February 1995 made between the Lessor and
the Assignor in respect of the said Land.

                      THE SECOND SCHEDULE ABOVE REFERRED TO

     ALL THAT piece of land known as Private Lot A14269 forming part of
Government Survey lots 7634, 9419, 10979 and 12500 of Mukim 18 Ang Mo Kio and
situated in the Republic of Singapore as shown on the plan annexed to the
Building Agreement and estimated to contain an area of 17,930 square metres more
or less subject to survey.

The Common Seal of MICROPOLIS         )
LIMITED was hereunto affixed          )
in the presence of:-                  )

                                             /s/ [SIGNATURE]
                                             -----------------------------------
                                             DIRECTOR

                                             /s/ [SIGNATURE]
                                             -----------------------------------
                                             DIRECTOR/SECRETARY

The Common Seal of S T CHATSWORTH    )
PTE LTD was hereunto affixed         )
in the presence of:-                 )

                                             /s/ [SIGNATURE]
                                             -----------------------------------
                                             DIRECTOR

                                             /s/ [SIGNATURE]
                                             -----------------------------------
                                             DIRECTOR/SECRETARY

<PAGE>   6
     I, TAN CHIN CHWEE JASMINE, an Advocate and Solicitor of the Supreme Court
in the Republic of Singapore, practising in Singapore hereby certify that on
the 29th day of March, 1996 the Common Seal of MICROPOLIS LIMITED was duly
affixed to the within written instrument at Singapore in my presence in
accordance with the regulations of the said Company (which regulations have been
produced and shown to me).

     WITNESS my hand this day 29th of March 1996.

                       /s/ TAN CHIN CHWEE JASMINE
                       --------------------------

     I, LUCY CHENG GEOK LENG, an Advocate and Solicitor of the Supreme Court in
the Republic of Singapore, practising in Singapore hereby certify that on the
29th day of March 1996 the Common Seal of S T CHATSWORTH PTE LTD was duly
affixed to the within written instrument at Singapore in my presence in
accordance with the regulations of the said Company (which regulations have been
produced and shown to me).

     WITNESS my hand this 29th day of March 1996.

                       /s/ LUCY CHENG GEOK LENG
                       ------------------------<PAGE>   1
                                                                    EXHIBIT 10.5

                                                  [JURONG TOWN CORPORATION LOGO]

                                   00040/1997

                        JTC(L)3729/2EA VOL 2 PT 1/SY/TMH

                    FIRST SUPPLEMENTARY AGREEMENT RELATING TO

                     PRIVATE LOT A16262 MUKIM 18 ANG MO KIO

                                     BETWEEN

                             JURONG TOWN CORPORATION

                                       AND

                             MICROPOLIS (S) LIMITED
                   (formerly known as MICROPOLIS (S) PTE LTD)

<PAGE>   2
                          FIRST SUPPLEMENTARY AGREEMENT
                       PRIVATE LOT A16262 AT YIO CHU KANG

     This AGREEMENT is made the 9th day of September, 1997 BETWEEN the JURONG
TOWN CORPORATION a body corporated under the Jurong Town Corporation Act and
having its Head Office at Jurong Town Hall, Jurong Town Hall Road, Singapore
609431 (hereinafter called "THE OWNER") of the one part and MICROPOLIS (S)
LIMITED (FORMERLY KNOWN AS MICROPOLIS (S) PTE LTD) a company incorporated in
Singapore and having its registered office at

                              83 SCIENCE PARK DRIVE
                                    #01-01/02
                        THE CURIE, SINGAPORE SCIENCE PARK
                                SINGAPORE 118258

(hereinafter called "the Licensee") of the other part.

     WHEREAS:

(A)  By a Building Agreement dated the 28TH day of FEBRUARY 1995 (hereinafter
called "THE PRINCIPAL AGREEMENT") made between the Owner of the one part and
MICROPOLIS LIMITED (hereinafter called "THE ASSIGNOR") of the other part the
Owner granted to the Original Licensee the license and authority to enter upon
all that piece of land known as PRIVATE LOT A16262 (FORMERLY KNOWN AS PRIVATE
LOT A14269) more particularly described in the Principal Agreement (hereinafter
called "THE PROPERTY") for the purpose and upon the terms and conditions set out
herein.

(B)  By a letter dated the 19TH day of APRIL 1996 addressed to the solicitors
for the Assignor and copied to the Licensee, the Owner consented to the
assignment of the Assignor's rights title and benefit under the Principal
Agreement and in the Property by the Assignor to the Licensee subject to the
terms and conditions therein contained.

(C)  By a Deed of Assignment dated the 29TH day of MARCH 1996 made between the
Assignor and the Licensee of the other part, the Assignor assigned unto the
Licensee all the Assignor's rights title interest and benefit under the
Principal Agreement and in the Property subject to the terms and conditions
therein contained.

                                             /s/ [SIGNATURE]
                                             -----------------------------------

                                             /s/ [SIGNATURE]
                                             -----------------------------------
<PAGE>   3
(D)  This Agreement is supplemental to the Principal Agreement.

     IT IS HEREBY AGREED to vary the Principal Agreement as follows:

(1)  The name "MICROPOLIS LIMITED" appearing at page 1 of the First Schedule of
the Principal Agreement shall be deleted and substituted therefor by the name
"MICROPOLIS (S) LIMITED".

(2)  The reddendum from the words "YIELDING AND PAYING" to "shall be final"
appearing at page 2 in the form of Lease at the First Schedule of the Principal
Agreement shall be deleted and the following substituted therefore:

     "YIELDING AND PAYING therefor from the 29TH DAY OF MARCH 1996 the yearly
     rent of DOLLARS ONE MILLION, EIGHTY-FOUR THOUSAND SEVEN HUNDRED AND
     SIXTY-FIVE ONLY ($1,084,765/-) to be paid by equal quarterly instalments on
     the 1st day of each of the months of January, April, July and October in
     every year of the said term without any deduction and in advance without
     demand at the office of the Lessor or at such other office as the Lessor
     may designate calculated at the rate of $60.50CTS per square per annum
     (hereinafter referred to as "the Initial Rent") of the demised premises
     having an area of 17,930 square metres which rate shall be subject to
     revision on the 1ST DAY OF JULY 1998 at the rate based on the market rent
     on the date of such revision determined in the manner following but so that
     the increase shall not exceed 7.6% of the Initial Rent. The yearly rent so
     revised on the 1ST DAY OF JULY 1998 shall be subject to revision on the 1ST
     DAY OF JULY of every year thereafter at the rate based on the market rent
     on the respective dates determined in the manner following but so that the
     increase shall not exceed 7.6% of the annual rent for each immediately
     preceding year. The market rent in this context shall mean the rent per
     square metre per annum of the demised premises excluding the buildings and
     other structures erected thereon and shall be determined by the Lessor on
     or about the dates mentioned and the decision of the Lessor shall be
     final."

                                             /s/ [SIGNATURE]
                                             -----------------------------------

                                             /s/ [SIGNATURE]
                                             -----------------------------------
<PAGE>   4
(3)  That the following sub-clauses shall be inserted immediately after
sub-clause (XLIII) of Clause 1 of the Special Covenants and Conditions in the
First Schedule of the Principal Agreement:-

     "(xliv)  If the Registrar of Titles issues in favour of the Lessee a
              Certificate of Title for the leasehold estate comprised in the
              lease hereby created, the Lessee must, within one (1) month of
              receipt of the said certificate of title submit a copy of it to
              the Lessor.

     (xlv)    If the term of lease hereby created shall at any time be
              determined by expiry or otherwise, the Lessee must at its own cost
              and expense immediately surrender or cause to be surrendered the
              said certificate of title for the leasehold estate (and any
              duplicate instrument) to the Registrar of Titles for cancellation
              by the Registrar and the Lessee shall simultaneously give to the
              Lessor written notice of such surrender.

     (xlvi)   At all times throughout the term of lease hereby created to keep
              in full operation at the whole of the demised premises in
              accordance with the use permited in Clause 1(xxxvi)."

     SAVE as herein varied the Principal Agreement shall remain in full force
and effect in all respects.

                                             /s/ [SIGNATURE]
                                             -----------------------------------

                                             /s/ [SIGNATURE]
                                             -----------------------------------
<PAGE>   5
     IN WITNESS WHEREOF the parties hereto have hereunto set their respective
hands and/or seals the day and year first above written.

SIGNED on behalf of               )
                                  )
JURONG TOWN CORPORATION           )
                                  )
By: CHUA TOON WAH                 )          /s/ CHUA TOON WAH
    Deputy Director               )          -----------------------------------
    JTC East                      )
    Customer Services Group       )
                                  )
in the presence of:               )
                                  )

                                /s/ SARA YIK
                        ---------------------------------
                                   SARA YIK

THE COMMON SEAL OF :              )
                                  )
MICROPOLIS (S) LIMITED            )
                                  )
was hereunto affixed in           )             [SEAL]
                                  )
the presence of :-                )
                                  )

             SIGNATURE: /s/ JOE CHEN
                       ----------------------------------
             NAME IN FULL: DR. JOE CHEN YUK FU
             DESIGNATION:  PRESIDENT/DIRECTOR

             SIGNATURE: /s/ LEE CHUEN LING
                       ----------------------------------
             NAME IN FULL: MS. LEE CHUEN LING
             DESIGNATION:  COMPANY SECRETARY

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00015-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00015-of-00352.parquet"}]]