Document:

<PAGE>
                                                                   EXHIBIT 10.15

                            LOAN GUARANTEE AGREEMENT
                           AGRICULTURAL BANK OF CHINA

                                              Wei Nong Yin Bao Jie Zi 97 No. 103

Lender: Weifang City Branch, Agricultural Bank of China

Borrower: Weifang Fuhua Amusement Park Co., Ltd.

Guarantor: Weifang Neo-Luck (Group) Company

Pursuant to applicable laws and regulations, Lender, Borrower and Guarantor,
after full consultations with each other, hereby agree to enter into this
Agreement to bind the three Parties.

Article 1. Lender agrees to provide a loan to Borrower as follows:

(1)   Type of loan: long-term; Purpose of loan: purchase of equipment;

(2)   Amount of loan: Sixty five million Renminbi; (write currency and amount in
      full-form characters)

(3)   Repayment method: interest paid quarterly, principal repaid at the end of
      Loan term

(4)   Loan term and rate of interest:

1.      One-time repayment: from 12 June 1997 to 20 December 2006, with a rate
        of interest of 10.35% per month.

2.      Amortized repayment: repayment of _________ on _________, with a rate
        of interest of _________ per _____; repayment of _________ on _________,
        with a rate of interest of _________ per _____; repayment of _________
        on _________, with a rate of interest of _________ per _____.

In the event that the State should adjust its interest rates or that Borrower
should fail to pay interest to Lender by the due date, relevant matters shall be
dealt with in accordance with applicable regulations established by the People's
Bank of China.

Article 2. Borrower shall repay the whole principal of the Loan and interest
thereon in accordance with the Loan term agreed upon under this Agreement. If
the loan is overdue, interest of 0.4% per day shall be charged during the
period that it is overdue. In the event that delayed repayment shall be
necessary, Borrower shall apply for extension to Lender ten days prior to the
expiration of the Loan term. Upon approval by Lender of such application, a
delayed repayment agreement shall be entered into, and such agreement shall be
legally binding on Guarantor. Guarantor shall willingly continue to bear the
Guarantee responsibility, with the Guarantee term extended accordingly.

Article 3. Borrower shall utilize the Loan for the purpose specified under this
Agreement. In the event that the Loan should be misappropriated, interest of
0.5% per day shall be charged for the duration of the misappropriation.

<PAGE>
Article 4. Borrower hereby makes the following commitments:

(1)   Borrower shall provide Lender with such relevant information as Borrower's
      true balance sheets, income statements, names of all of Borrower's deposit
      banks, account numbers, and deposit and loan balances.

(2)   Borrower shall accept monitoring by Lender of Borrower's use of the Loan
      and Borrower's production and operations and financial activities.

(3)   Borrower shall utilize the Loan for the purpose specified under this
      Agreement.

(4)   Borrower shall fully repay principal of the Loan and interest thereon
      according to schedule.

(5)   Borrower shall provide advance notice to Lender in the event that Borrower
      should pledge Borrower's assets as security for third parties'
      liabilities, and such pledging of assets shall not adversely affect
      Lender's recovery of the Loan upon maturity.

(6)   Borrower shall provide advance notice to Lender of any change of
      Borrower's legal representative, legal address or operational location or
      any reduction of its registered capital.

(7)   Borrower shall not change Borrower's operational mode or ownership
      structure due to such reasons as contracting, leasing, joint operations,
      equity restructuring, splitting into separate entities, being a target for
      acquisition (merger), and investing abroad, unless Borrower obtains
      Lender's approval regarding arrangements for debt repayment obligations
      and means of debt repayment.

In the event that Borrower should violate any clause in this article, Lender
shall have the right to recall the Loan, suspend disbursement of any portion of
the Loan not yet used, or impose other credit sanctions.

Article 5. Guarantor and Borrower shall be jointly liable for the Loan. The
Guarantee term shall be from the day when this Agreement enters into effect
until two years after the due date for the last portion of the loan, namely,
from December 20, 2006 to December 20, 2008.

Article 6. The Guarantor's scope of Guarantee shall include principal
obligations, principal, interest, penalties and costs incurred by Lender to
realize Lender's creditor rights.

Article 7. Guarantor hereby makes the following commitments:

(1)   Guarantor shall provide such materials as Lender may require.

(2)   Guarantor shall provide advance notice to Lender of any pledge of
      Guarantor's assets as security for a third party's liabilities, any change
      of Guarantor's legal representative, legal address or operational location
      or any reduction of its registered capital.

(3)   Guarantor shall not change Guarantor's operational mode or ownership
      structure due to such reasons as contracting, leasing, joint operations,
      equity restructuring, splitting into separate entities, being a target for
      acquisition (merger), and investing abroad, unless Guarantor has obtained
      the Lender's approval regarding arrangements for Guarantee obligations.
<PAGE>
In the event that Guarantor should violate any clause in this article, Lender
shall have the right to make claims against the Guarantor in advance, and
Guarantor shall not object to such claims. Additionally, Lender shall have the
right to suspend disbursement of any portion of the Loan not yet used by
Borrower.

Article 8. In the event that that Borrower or Guarantor should be involved in a
material lawsuit or lawsuits or in other changes in circumstances that may
endanger the Loan or may cause Guarantor to lose the ability to provide the
Guarantee, Lender shall have the right to recall the Loan.

Article 9. In the event Lender should recall the principal of the Loan and
interest thereon pursuant to this Agreement, Guarantor shall bear the Guarantee
obligations.

Article 10. Regardless of whether Lender should recover the Loan on schedule or
recall the Loan ahead of schedule in accordance with this Agreement, Lender may
directly deduct funds from Borrower's or Guarantor's accounts, and Borrower or
Guarantor shall not object to such deduction.

Article 11. In the event that the Loan Agreement should be determined to be
ineffective, the Guarantee Agreement shall continue to be effective, provided no
other factors cause the Guarantee Agreement to be ineffective. In the event that
the Guarantee Agreement should be determined to be ineffective, Lender shall
have the right to terminate the Loan Agreement, or Borrower shall provide
another Guarantee upon approval by Lender.

Article 12. Disputes arising under this Agreement shall be under the
jurisdiction of the People's Court in the place where Lender is located.

Article 13. Miscellaneous:

Article 14. All other issues not addressed in this Agreement shall be governed
by applicable laws, regulations and banking rules of the State.

Article 15. This Agreement shall be in three official copies, which shall be
identical to one another, with each of Borrower, Lender and Guarantor holding
one copy. This Agreement shall enter into effect upon signature or seal by the
three Parties.

Borrower (Official Seal): Weifang Fuhua Amusement Park Co., Ltd.
Deposit Bank and Account Number:
Address:
Legal Representative or Authorized Representative (Signature or Seal):
Xinyi Wang

Lender (Official Seal or Contract Stamp): International Department, Weifang City
Branch, Agricultural Bank of China
<PAGE>
Person in Charge or Authorized Representative (Signature or Seal):

Guarantor (Official Seal): Weifang Neo-Luck (Group) Company
Address:
Person in Charge or Authorized Representative (Signature or Seal):
Deposit Bank and Account Number:

Date: June 12, 1997
Place: International Department, Weifang Branch, Agricultural Bank of China
<PAGE>

                               (Interest Voucher)

                                                                      Third Copy

Account Number 736000101                    September 20, 2001

<TABLE>
<CAPTION>
Payer                                                          Payee
------------------------------------------------------------------------------------------------
<S>                      <C>                                   <C>             <C>
Account                  Fuhua Amusement Park                  Account
Name                     Co., Ltd.                             Name

Account                                                        Account
Number                                                         Number
------------------------------------------------------------------------------------------------
   Amount                Two Hundred Fifty
(in full-form            Thousand Six                                          RMB 250,635.00
 characters)             Hundred Thirty Five
                         Yuan Exactly
------------------------------------------------------------------------------------------------
</TABLE>

<TABLE>
<S>                                       <C>                          <C>
--------------------------------------------------------------------------------
     Basic Interest Rate %                Tranche Amount               Tranche
                                                                       Interest

          6.435                           1,085,000,000                (Illegible)
          X 12 (hand written)
--------------------------------------------------------------------------------
</TABLE>

(Illegible)

7.722% (hand written)
                                                          Item: (Debit)

                                                          Counter Item: (Credit)

RMB 35,000,000 (hand written)

Interest Period:                     From August 21, 2001 to September 20, 2001
--------------------------------------------------------------------------------
(Illegible) (Director)                                 Book Keeper
Checker

Official Seal for Business Department of Weifang Branch of the Agricultural Bank
of China)

[right margin:] Receipt on behalf of unit<PAGE>
                                                                   EXHIBIT 10.16

                                 LOAN AGREEMENT

                                      (WEI GAO) NONG YIN JIE ZI (2001) NO. 01190

Borrower (full name): Weifang Fuhua Amusement Park Co. Ltd.

Lender (full name):   Agricultural Bank of China, Weifang City Development
                      Zone Branch

        Pursuant to the laws and regulations of the People's Republic of China
("PRC"), and on the basis of agreement reached through comprehensive
negotiations, Borrower and Lender enter into and consent to be bound by this
Loan Agreement.

ARTICLE 1. LENDER AGREES TO PROVIDE THE FOLLOWING LOAN TO BORROWER (THE "LOAN"):

        1.1.   Type of loan:  short-term loan

        1.2.   Purpose of Loan:  working capital

        1.3.   Loan Amount (full-form characters):  RMB five hundred thousand

        1.4.   Loan and Repayment Terms:

               (1) The following table sets forth the loan and repayment terms.
If there is not enough space in the following table, an additional sheet may be
attached to the Loan Agreement and shall constitute an integral part of the
Agreement.

<TABLE>
<CAPTION>
--------------------------------------------------------------------------------
                 Loan                                  Repayment
--------------------------------------     -------------------------------------
  Month     Date    Year     Amount        Month     Date   Year     Amount
--------------------------------------     -------------------------------------
<S>         <C>     <C>    <C>             <C>       <C>    <C>    <C>
   Feb.      27     2001   RMB 500,000     Feb.       27    2002   RMB 500,000
--------------------------------------     -------------------------------------
--------------------------------------     -------------------------------------
--------------------------------------     -------------------------------------
--------------------------------------     -------------------------------------
</TABLE>

               (2) If the Loan Amount, Borrowing Date, and Repayment Date herein
are inconsistent with the Loan Amount, Borrowing Date, and Repayment Date
specified in the borrowing voucher (the "Borrowing Voucher"); the Borrowing
Voucher shall prevail. The Borrowing Voucher shall form part of this Loan
Agreement and have the same legal force and effect.

               (3) Upon written request to Lender and subject to Lender's
consent, Borrower may repay the Loan prior to the expiration of the Loan Term.
The interest rate shall not change upon prepayment, and Lender shall be entitled
to the interest calculated for the Loan Term as specified hereunder.

<PAGE>
        1.5.   Interest calculation and payment:

               (1) This Loan shall bear interest at a rate of 7.605% per annum
(the "Loan Interest Rate"). Interest on the Loan Amount will accrue in the
short-term at the Loan Interest Rate specified herein; and in the medium-term
and long-term at a rate to be determined annually pursuant to rules set by the
People's Bank of China. Interest on the Loan Amount for the first year will
accrue at the Loan Interest Rate specified herein.

               (2) Interest on the Loan Amount shall accrue on the 20th day of
each month and shall be paid monthly (the "Accrual Date").

ARTICLE 2. CONDITIONS PRECEDENT TO PERFORMANCE BY LENDER UNDER THIS LOAN
           AGREEMENT:

        2.1. Borrower shall open a general deposit account with Lender (the
"General Deposit Account") and use this General Deposit Account for all
transactions and deposits related to the Loan under This Contract.

        2.2. Whenever Borrower draws funds, Borrower shall complete a Borrowing
Voucher and shall provide any such relevant documents and information that
Lender may request.

        2.3. If the Loan Amount is secured by collateral or hypothecation,
Borrower shall have registered and/or applied for and obtained insurance or
performed other such legal formality as requested by Lender and shall maintain
the effectiveness of said security and insurance.

ARTICLE 3. RIGHTS AND OBLIGATIONS OF LENDER:

        3.1. Lender shall have the right to examine Borrower's production
operations, financial affairs, inventory and the use of loan funds and to
request that Borrower provide, in a timely manner, to Lender all documents,
materials and information related to the finances of Borrower.

        3.2. When Lender collects, upon or prior to the due dates, the
Principal, interest, penalty interest, overdue interest, compound interest and
other fees as stipulated per this agreement from Borrower, Lender shall have the
right to directly transfer funds from Borrower's account with Lender.

        3.3. Subject to Borrower complying with the terms and conditions of this
Loan Agreement, Lender shall release to Borrower, pursuant to the schedule, the
Loan Amount.

                                       3
<PAGE>
ARTICLE 4. RIGHTS AND OBLIGATIONS OF BORROWER:

        4.1. Borrower has the right to acquire and use the funds borrowed under
this Loan Agreement in accordance with the Loan Agreement.

        4.2. Borrower shall repay the Principal according to schedule. If, as a
result of certain special circumstances, Borrower cannot repay the Principal on
the due dates and is in need of an extension, then Borrower must submit a
written application to Lender fifteen days prior to such due dates for extension
thereof. Upon Lender's consent, Lender and Borrower shall enter an extension
agreement.

        4.3. Borrower shall pay accrued interest to Lender on each Accrual Date.

        4.4. Borrower shall use the funds borrowed under this Loan Agreement
only for the purposes specified herein and for no other purpose.

        4.5. Borrower shall, on a monthly basis, provide true and complete
financial statements and other related information to Lender and shall actively
cooperate with Lender in Lender's examination of Borrower's production
operations, financial affairs and use of funds borrowed under this Loan
Agreement.

        4.6. Unless Borrower provides 30 days advance notice in writing to
Lender and obtains Lender's consent, and unless Borrower also performs its pay
off obligations or its prepayment obligations, Borrower shall not, before paying
off the Principal and interest, engage in sub-contracting, leasing, equity
restructuring, pooling, consolidating, merging, splitting, joint investment,
capital transferring, filing for restructuring, filing for dissolution, filing
for bankruptcy, and any other actions which may affect the debtor-creditor
relationship under this Loan Agreement or affect the realization of Lender's
rights.

        4.7. Borrower shall notify Lender of such events (in addition to the
above-described events) as the disruption of production, going out of business,
invalidation of the registration, revocation of the business license, legal
representative(s) or officer(s) of the company engaging in illegal activities or
being involved in significant litigation, serious production or operation
problems, and deteriorating financial position, which may threaten Borrower's
normal business or materially affect its ability to perform its obligations
under this Loan Agreement. At the same time, Borrower shall take steps to make
the repayments.

        4.8. During the term of this Loan Agreement, Borrower shall give an
advance notice and obtain Lender's consent when Borrower makes assurances to, or
provides its main assets as collateral or hypothecation for, a third party and
when by so doing Borrower may affect its repayment ability.

        4.9. Borrower and its investors shall not take out the capital, transfer
the assets or transfer the equity of Borrower in an attempt to avoid debt
obligations to Lender.

        4.10. If, during the Loan Term, Borrower changes its name, legal
representative, legal address, business scope, etc., Borrower shall give an
advance written notice to Lender.

                                       4
<PAGE>
        4.11. Borrower shall provide other guaranties to Lender under the
following circumstances: the guarantor under this Loan Agreement loses partial
or total ability to provide guarantees relating to this loan because of
production disruption, going out of business, cancellation of the registration,
revocation of the business license, going into bankruptcy, or business losses;
or the value of the collateral or hypothecated assets or rights under this Loan
Agreement has decreased.

        4.12. Borrower shall bear the expenses of attorney services, insurance,
transportation, evaluation, registration, safekeeping, appraisal, and
notarization, relevant to this Loan Agreement or relevant to the guaranty under
this Loan Agreement.

ARTICLE 5. EVENTS OF DEFAULT.

        5.1. Provided Borrower complies with the terms and conditions of the
Loan Agreement, Lender shall pay to Borrower a penalty if Lender fails to make a
full payment of the Loan Amount on time, thereby causing Borrower to suffer
losses. The penalty shall be calculated on the basis of the default amount and
the number of overdue days. The calculation method of the default amount shall
be the same as for overdue loan interest.

        5.2. In the event that Borrower violates any terms of the Loan
Agreement, Lender has the right to stop providing funds under the Loan Agreement
and to demand repayment of the principal and interest of the funds already
provided and to take other steps to preserve the assets.

        5.3. Lender shall have the right to charge interest on any overdue
repayment at the rate of 0.021% per day times the number of overdue days when
Borrower does not repay the principal of the funds borrowed according to the
specified schedule in this Loan Agreement.

        5.4. If Borrower does not use the funds according to the purpose
specified in this Loan Agreement, Lender shall have the right to collect penalty
interest on the abused amount of the loan at the rate of 0.05% per day times the
number of abuse days.

        5.5. Compound interest is to be calculated and collected on any unpaid
interest according to the rules set by the People's Bank of China.

        5.6. If the guarantor for the borrowed funds under this Loan Agreement
violates its duties under the Guaranty Agreement and fails to correct the
problem even after being notified by Lender, Lender shall have the right to stop
providing funds under this Loan Agreement and demand repayment of the principal
and interest of the funds borrowed under this Loan Agreement and to take other
measures to preserve the assets.

        5.7. If Borrower defaults under this Loan Agreement, Borrower agrees to
pay all legal, travel and other expenses that Lender incurs in the course of
pursuing litigation to enforce its financial claims.

ARTICLE 6. GUARANTY

        The loan specified hereunder shall be guaranteed through a surety bond.
A separate Guaranty Agreement shall be made and signed.

                                       5
<PAGE>
ARTICLE 7. DISPUTE SETTLEMENT.

        Disputes arising out the performance of this Loan Agreement shall be
settled through negotiation between the two parties. Any litigation between the
parties hereto arising out of the performance of this Loan Agreement shall be
within the jurisdiction of the civil courts where Lender resides.

ARTICLE 8. OTHER ITEMS:

        [blank]

ARTICLE 9. EXECUTION.

        This Loan Agreement shall become effective upon its execution by the
parties hereto or upon each party fixing its seal onto this Loan Agreement.

ARTICLE 10.

        There are [blank] copies of this Loan Agreement, one copy for each of
the two parties to the contract and one Copy to each Guarantor. [blank] copies
to [blank]. All copies shall be of the same force and effect.

ARTICLE 11. STATEMENT.

        Lender has asked Borrower to fully and correctly understand the terms
and conditions of this Loan Agreement and has answered all of Borrower's
questions regarding the terms and conditions of this Loan Agreement. The
signatories to this agreement have the same understanding of this Loan
Agreement.

Borrower (seal):     (Seal): Weifang Fuhua Amusement Park Co., Ltd.

Legal representative or authorized representative: (Seal): Yongxin Zhang

Lender (seal):       (Illegible)

Legal representative or authorized representative: (illegible)

Date of execution:   February 27, 2001
Place of execution:  Weifang Development Zone Branch

                                       6

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