Document:

Exhibit 4.21

 

Washed
Coal Processing Agreement

 

Party A: Shanxi Fusheng Coal Coke Co.,
Ltd.

 

Party B: Liulin Junhao Coal Coke Trading
Co., Ltd.

 

Party A and Party B
have reached the following agreement on the processing of washed raw coal by Party B in Party A's coal washery based on the principle
of win-win cooperation and mutual benefits:

 

1. Party A's Rights
and Obligations

 

1.1. Party A organizes
personnel to process raw coal for Party B in its coal washery. All equipment, maintenance, iron powder, labor, electricity, consumables,
etc. for washing and processing during the period will be provided by Party A. The quantity of raw coal processed will be as weighted
by Party A before entry into the coal washery. Processing charges will be paid on a monthly basis.

 

1.2. Party A shall complete
the production task given by Party B as scheduled every month. All by-products generated by Party A in production that can be directly
sold, such as coal and slime, shall be owned by Party B and those that cannot be sold directly, such as gangue and debris, shall
be removed by Party A. Should Party A fail to complete Party B's production task for its own reasons, Party B shall be entitled
to, at discretion, make a deduction from processing charges and even impose a penalty.

 

1.3. All taxes incurred
by functional departments during processing are for the account of Party A. Party A provides Party B with special VAT invoices
for processing charges.

 

1.4. Any safety accident
that occurs during processing is at the risk of Party A rather than Party B.

 

1.5. During processing
for Party B, Party A shall not undertake washing and processing for any third party.

 

1.6. During processing,
Party A's incoming and outgoing transportation vehicles shall be managed by a specified person under the supervision of Party B.

 

1.7. Party A shall provide
free office, accommodation, food and other conditions for Party B's resident staff.

 

1.8. During the cooperation
period, if Part A is unable to perform the contract for any reason such as power outage, water stoppage, weather and collapse,
Party A will not be held liable, provied that Party A shall take active measures to minimize losses.

 

1.9. Party A shall unconditionally
wash and process raw coal as instructed by Party B to ensure that its products meet Party B's requirements, or Party B may make
a deduction from processing charges and even require Party A to rewash unconditionally.

 

2. Party B's Rights
and Obligations

 

     

     

    

 

2.1. Party B pays Party
A processing charges based on the quantity of washed coal and the unit price of RMB 35/ton (incl. of taxes) on a monthly basis.
Processing charges for the current month will be paid before the 15th date of the next month. Where final settlement is made after
all coal is washed, if Party B fails to pay such processing charges on time, Party A is entitled to stop the output of product
coal or make a deduction from Party B's raw coal or product coal (priced at the current market price).

 

2.2. Party B shall be
responsible for the purchase, measurement and transportation of raw coal and the sale, measurement and transportation of product
coal.

 

2.3. All by-products
are owned by Party B. Party B shall remove them from the washery in a timely manner, without affecting Party A's normal production.

 

2.4. Party B will send
technicians to control the quality of coal products. Party A shall unconditionally follow Party B's technical requirements.

 

2.5. Party A is required
to process at least 700,000 tons every year. The contract period is tentatively 1 year from June 1, 2018 to June 1, 2019. Party
A shall give priority to continued cooperation with Party B under the same conditions upon expiration of the contract. Should any
party be justified to terminate the contract during the contract period, a one month notice shall be given to the other party.
Both parties shall negotiate on such termination and the aftermath.

 

2.6. Matters uncovered
hereunder may be covered by a supplementary agreement signed by the two parties through negotiation. Such supplementary agreement
shall have the same legal effect as this Agreement.

 

2.7. This contract is
made in quadruplicate, with two copies for each party. It shall become effective when signed and seled by both parties.

 

2.8. Any dispute over
breach of contract shall be resolved through negotiation or, failing that, referred to the local people's court.

 

Party A: Shanxi Fusheng Coal Coke Co.,
Ltd. (seal)

Legal representative or authorized representative
(signature):

Tel.:

 

Party B: Liulin Junhao Coal Coke Trading
Co., Ltd. (seal)

Legal representative or authorized representative
(signature): /s/

Tel.:

Signed on: June 1, 2018

 

Shanxi Fusheng Coal Coke Co., Ltd. (official
seal)

 

	/s/ Special seal for contractual uses 	 

Liulin Junhao Coal Coke Trading Co., Ltd.

Address: Bandi Village, Jinjiazhuang Township,
Liulin County, Lvliang (in the yard of Liulin Hongxing Coal Coke Co., Ltd.)

Bank name: ABC Liulin Hechang Sub-branch
Office

Account No.: 633101040008576Exhibit 4.22

 

House Leasing Contract

 

Address: Floor 8, Hong’an Shiji Building,
Jinyang Street, Xiaodian District, Taiyuan City

 

Date: November 30, 2018

 

     

     

    

 

House
Leasing Contract

 

Party A (Lessor): Shanxi Yuanxi Cultural
Paper Co., Ltd.

 

Party B (Lessee): Liulin Junhao Coal
Coke Trading Co., Ltd.

 

According to the Contract
Law of the People’s Republic of China, the Urban Real Estate Management Law of the People’s Republic of China and other
relevant laws and regulations, the parties hereby make and enter into this leasing contract (hereinafter referred to as “this
Contract”) as follows on November 30, 2018 upon friendly negotiation on the basis of equality, free will and good
faith.

 

I. Location, Area, Decoration
and Facilities of House

 

(1) Party A leases part
of the area located at Floor 8, Hong’an Building, No.84 Jinyang
Street, Xiaodian District, Taiyuan City to Party B for office use, with the total construction area of the house being
67.62 square meters and the leased area numbered 0803.

 

(2) Please refer to
the annex for conditions about the existing decoration and facilities. The annex may serve as the basis to prove that Party A has
delivered the house to Party B for use as agreed herein and that Party B has returned the house upon the expiration of the lease
term of this Contract.

 

II. Lease Term

 

(1) Lease term: 1
year from December 1, 2018 to November 30, 2019.

 

(2) Upon the expiration
of the lease term, Party A has the right to take back the leased house wholly and Party B shall return the house as scheduled.
Where Party B requests for renewal, it must submit a written letter of intent to Party A within one month prior to the expiration
of the lease term and then resign a leasing contract.

 

III. Rent and Mode of
Payment

 

(1) The annual rent
of the house is RMB 88,000 (in words: RMB eighty-eight thousand only, including the house rent, property management
fee, air conditioning fee and water and electricity charges), which remains unchanged during the lease term.

 

(2) The rent of the
house shall be paid on a yearly basis. Party B shall pay the rent in full amount within 20 working days upon the execution
of this Contract (the period to be postponed in case of a legal holiday), which will automatically turn into the rent for the tenancy
commencement hereunder after the date of tenancy commencement. Party B shall pay the rent of the next year 30 days in advance
(the period to be postponed in case of a legal holiday).

 

(3) The rent shall be
remitted to Party A’s account: Shanxi Yuanxi Cultural Paper Co., Ltd.---.

 

(4) Party B may pay
the above rent in cash or by transfer.

 

(5) The above rent is
exclusive of tax. In case that an invoice is needed, Party B shall bear the related fee.

     

     

    

IV. Conditions for Lease

 

(1) Party A shall show
Party B the House Ownership Certificate or a related certificate that determines the lease of the house.

 

(2) Party B shall not
act in the house against laws and regulations or the related provisions of the government on purposes of the leased houses.

 

(3) Party B shall, at
its own cost, promptly contact maintenance personnel to repair any damage to or failure of the house or its facilities arising
from its improper or unreasonable use, while Party A shall bear repair expenses for any loss incurred due to any force majeure
or any other reason not related to Party B.

 

(4) Party B shall, with
Party A’s consent, decorate or change the leased house or its facilities out of use needs during the lease term, while Party
A has the right to supervise the decoration or change. Upon the expiration of this Contract, Party B shall not remove the structural
facilities added by it, while Party A will not make any compensation for the foregoing facilities.

 

(5) Party B shall restore
or compensate for any damage or loss to the office furniture and items provided by Party A during the lease term.

 

V. Change to Property
Right

 

(1) If Party A transfers
the house ownership to a third party subject to legal procedures, this Contract shall continue being binding upon the new owner
of the house, unless otherwise specially agreed.

 

(2) If Party A intends
to sell the house, it must inform Party B in writing three months ahead and Party B has the preemptive right under the same conditions.

 

VI. Cash Pledge

 

Party B shall, at the
request of Party A, pay the cash pledge of the house of RMB / (in words: /) to Party A within two working days upon
the execution of the House Leasing Contract. Party A shall refund such cash pledge to Party B after Party B settles the related
fee, Party A checks and accepts the house and Party B hands over the house key to Party A upon the expiration of the lease term.

 

VII. Termination

 

(1) This Contract shall
terminate upon the expiration of the lease term or upon negotiation by the parties.

 

(2) Party B shall deliver
the house key and items that are in the normal condition and listed in the annex to Party A within 10 days upon the expiration
of lease term.

     

     

    

(3) If either party
breaches this Contract, the other party has the right to terminate this Contract and claim for compensation from the default party.

 

VIII. Default Liabilities

 

1. Party A’s default
liabilities

 

(1) In the event that
Party A fails to provide the house with complete functions and intact subsidiary facilities to Party B for use within the time
limit specified herein, it shall pay 0.5% of the monthly rent per overdue day to Party B as the default fine; in case that Party
A is late to do that for 10 days, Party B has the right to terminate this Contract. Party A shall pay the default fine as provided
above; in case that the actual loss incurred by Party B exceeds the default fine, Party A shall compensate for the actual loss.

 

(2) In the event that
Party A takes back the house early by rescinding this Contract unilaterally due to any fault not related to Party B during the
lease term, it shall pay 5% of the annual rent to Party B as the default fine; in case that the default fine does not cover Party
B’s loss, Party A shall otherwise make a compensation.

 

2. Party B’s default
liabilities

 

(1) In the event that
Party B dismantles and changes the structure without Party A’s written consent or is in arrears with the rent for over one
month, it shall pay 5% of the annual rent to Party A as the default fine.

 

(2) In the event that
Party B fails to hand over the house with intact facilities to Party A promptly upon the expiration of the lease term, it shall
pay the amount equal to the original daily rent multiplied by the actual overdue days to Party A as the default fine.

 

(3) In the event that
Party B surrenders the tenancy during the lease term, Party A will not refund the rent charged and Party B shall pay 5% of the
annual rent to Party A as the default fine; in case that the default fine does not cover Party A’s loss, Party B shall otherwise
make a compensation or Party A may also deduct the deficiency directly from the cash pledge.

 

(4) Party B subleasing
the house without Party A’s written consent is deemed as invalid; in that case, Party A may take back the leased house at
any time, without refunding the rent and cash pledge charged.

 

(5) In the event that
Party B is engaged in any illegal activity in the house, Party A has the right to terminate this Contract unilaterally and take
back the leased house directly, without refunding the rent and cash pledge charged.

 

(6) In the event that
Party B fails to deliver the intact official furniture and items to Party A due to any damage or loss to them during the lease
term, Party A will not refund the rent and cash pledge charged while Party B must make compensations.

 

IX. Exceptions

 

(1) Either party will
not be liable to the other party for any loss to the house and subsidiary facilities due to any force majeure.

     

     

    

(2) Either party will
not be liable to the other party for the failure to fully perform this Contract due to the government’s policy reason.

 

(3) The rent will be
calculated based on the actual days of use in either case above, with the balance to be paid to either party as the case may be.

 

(4) Party A will not
be liable for all and any legal liabilities from Party B’s operation, being fully exempted from such liabilities.

 

X. Special covenants:
Party A shall deliver intact indoor water and electricity facilities and other facilities to Party B for use before the tenancy
commences, while Party B shall, during the lease term, correctly use water and electricity facilities and other facilities, repair
any failures of such electrical appliances as air conditioner and water heater due to its improper use and bear all and any unintended
consequences at its own cost. Party B shall not change the house structure during the lease term without Party A’s permission.
Party B shall keep the house clean, reside in the house in a civilized manner, observe law and discipline and not be engaged in
any criminal activity. If Party B has not damaged any indoor item or been in arrears with the rent by the time of expiration of
the lease term, Party A shall refund the cash pledge of the house to Party B in a timely manner. In case that Party B intends to
renew the tenancy, it shall inform Party A 30 days ahead and resign a house leasing contract.

 

XI. Miscellaneous

 

(1) This Contract is
made in two copies, one for each respectively, taking effect immediately upon signed.

 

(2) The parties shall
settle any dispute arising from the performance of this Contract through negotiation. In case that the negotiation fails, such
dispute may be brought to the people’s court in the locality of the house.

 

(3) The annex hereto
is an integral part of this Contract, with the same legal force and effect as this Contract.

 

Annex: List of Subsidiary
Facilities of the House

 

	
        Lessor (Party A):

         
	
        Seal of Shanxi Yuanxi

        Cultural Paper Co., Ltd.
	 	
        Lessee (Party B):

         
	
        Seal of Liulin Junhao Coal

        Coke Trading Co., Ltd.

 

	
        Contact Person:- Mobile Phone: -

         

        Address:

         

        Date: November 30, 2018
	 	 	
        Contact Person: che Jianglong Mobile Phone:
        -

         

        Address:

         

        Date: November 30, 2018
	 

 

     

     

    

Annex I: House Plan

 

	 Seal of Shanxi Hong’an Real

Estate Development Co., Ltd.	 	Seal of Shanxi Yuanxi 

Cultural Paper Co., Ltd.	 	Name Seal of 

Zhou Min

 

Taiyuan Household Plan

 

	Measurement No.: 52151041-001-0001-01-008-009	Map No.: 52-15-10-4-1

 

	Hillock (Land) No.	52151041-001 (4374084)	Structure	Reinforced Concrete	Indoor Construction Area m2	67.62
	Building No.	1	Total Floors	19	Shared Construction Area m2	33.86
	House No.	0809	Floor	8	Construction Area m2	101.48
	Location	No. 0809, Floor 8, Block A, Building 1, (Hong’an International Tower), No.84 Jinyang Street	Year of Completion	 
	
         

        

        

        Sharing Coefficient: 0.500809

         

        Notes: 1. Below the ground of the building are two floors and
        above the ground are 17 floors.

          2. This area is the area measured on the map, and the
        final area is subject to the actual measurement.

 

	Surveyed and Mapped by: Ren Tao    Rechecked by: 	Checked by Yuan Xiaoyu	 	
        Reviewed by:

        Scale: 1:400
	
        Name Seal of Gao Zhusheng 
	 	No: 2011090100011

 

Taiyuan Jintong Surveying and Mapping Co.,
Ltd.

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