CONTRACT OF THE SALE OF GOODS (Mechanical & Electrical Equipments) CONTRACT FOR PURCHASINGVACUUM-HEATING-FURNACE

Exhibit 10.45

Contract Number: HBYT-CY2-2008-MM-1

CONTRACT OF THE SALE OF GOODS

(Mechanical & Electrical Equipments)

CONTRACT FOR PURCHASING VACUUM-HEATING-FURNACE

This Contract for the Sale of Goods (the “Sales Contract”) is made on 19^th May, 2008

BETWEEN: Beijing BHD Petroleum Technology Co., Ltd (the “Seller”), a corporation organized and existing under the laws of the PRC.

Deposit Bank: [    ]

Account Number: [    ]

Phone Number: [    ]

Legal Location: Changping District, Beijing

Legal Representative (principal): Chen Guangqiang

Contact Person: Wang Youhong

AND: PetroChina Huabei Oilfield Co,Ltd (the “Buyer”), a corporation organized and existing under the laws of the PRC.

Deposit Bank: [    ]

Account Number: [    ]

Phone Number: [    ]

Legal Location: RenQiu City, Hebei Province

Legal Representative (principal): Sunjun

Contacting Person: Pan Hongsheng

Seller shall sell, transfer and deliver to Buyer on the date which will be designated by the Buyer after this contract taking effect, the following items:

Quantity: See the appendix

Supplying Content: See the appendix

Quality Request: SY0031-95

Technique and Manufacturing Standard: See the Technical Agreement

The purchase price payable for this contract agreed to be:

RMB: 663,000

Total of the amounts computed and allocated: 17%VAT + Cost + Packing Fee + Transport Fee

Payment: 95% of the price will be paid after the installation and testing of the equipments, 5% quality guarantee deposit will be collected when the quality guarantee period is complete, without quality problems (no interest)

Manner of Delivery: Seller Delivering

Time and Content of Delivery: All goods should be delivered on the date which will be designated by the Buyer after this contract taking effect

Site of Delivery: A location designated by the Buyer

Documents and Files should be provided by the Seller: Products Certification, Products Testing Reports, Instructions and other relevant documents.

Packing Standard: Packing in accordance with the Provisions of Packing and Mark

Request on Packing Object and Mark: Execute the Industrial Standard

The Seller should pay for the packing expenses, unless there is further more contract defined extra clause.

If the Packing dose not meet the provisions, the Seller will be responsible for the problems caused.

Manner of Transportation: By Truck

Sending From: Huanghua City, Hebei Province

Arriving at: The second oil-extraction factory

Consignee: Liang Jun

Transport and relevant Fees: Included in the contract value

The Seller is responsible for the damage or destruction of the goods in transit.

If a change of reaching location or consignee is made by the Buyer after the delivery of goods, the Buyer should be responsible for the expenses caused.

Acceptance

The Buyer should confirm the inspection date within 15 days after the arrival of goods and inform the Seller 8 days before confirmation of the date. The Seller should dispatch an employee to participate the inspection. If the Seller fails to join this procedure, the Seller will be deemed to have agreed on the results of inspection. If the Buyer does not exercise the procedure of inspection on the inspecting date, the inspection of goods will be deemed to have been completed.

The inspection should comply with the requests and criterion. If it’s not prescribed in the contract, the inspection will be exercised under the provisions of this Contract. Written report of this inspection should be signed by both parties.

If the report of inspection does not meet the provisions of this contract, the Seller shall be responsible for related adjustment, maintenance or change of the equipment so as to meet the provisions, and the Seller would be responsible for the expenses caused in this circumstance.

Installation and Adjustment

The Seller should complete the installation and adjustment within 20 days after the inspection of the goods and meet the requests and criteria of the contract. In addition, the Seller will assist during the process.

When the equipment is running normally and meets the technical criteria, both parties will sign to acknowledge final receipt of the equipment.

If the equipments or materials are damaged due to the Seller’s mistake, in which case an extra losses will occur.

If the parties disagree over the process of inspection, installation or adjustment, both parties should submit the case to a testing agency approved by the Technology Supervisory Bureau of Hebei Province, and follow their testing results.

The qualities guarantee period shall begin with and continue for 12 months after the completion of term 6.2.2.

The quality guarantee period will be recalculated from the machine termination date, if equipment termination were caused by the Seller.

The Seller agrees to withhold 5% out of Purchase price as (equal to RMB: 33,150) as a quality guarantee deposit. If any quality problems arise during the quality guarantee period and the Seller cannot complete the maintenance, this deposit shall be forfeited to the Buyer.

Supervision or equipment manufacturing outsourced of the Buyer can not offset the responsibility for product quality which is assumed by the Seller.

Both Parties agree to protect business secrets that are indicated in this contract from third parties.

This contract may be terminated or modified by the parties’ mutual written consent.

The contract can be cancelled by each of the parties, if any of the following events happens:

Target incompletion caused by force majeure.

Buyer provides 5 days’ acceleration notice to Seller and Seller fails to deliver products.

If the quality of goods does not meet the provisions, besides, the Seller does not take the necessary redemption, then the Buyer may terminate this contract.

If the Buyer rejects the goods with no reason, then the Seller has the right to terminate this contract.

The changing or cancellation of the contract does not release the defaulter’s liability for breach of contract; moreover, compensation should pay to the counter party for any losses.

For any force majeure, such as fire, earthquake, typhoon and other unforeseeable events that caused the incompletion or partly completion of the obligations, one party or both parties do not have to take the default responsibility , but a notice should be given within 48 hours , and present the relevant proof documents to the other party within 5 days.

The party or parties affected by force majeure have the responsibility to take appropriate actions to mitigate damages.

The parties should settle any disagreement caused by the contract through negotiation.

If the parties fail to reach agreement through negotiation, one of the following ways may be used:

This contract will come into effect after signing and stamping by both parties.

A complementary agreement maybe provided if necessary.

The contract’s accessories and complementary agreements are part of the contract and have the same legal effectiveness. If there are any differences between the accessories or complementary agreements or the contract, the contract will take priority.

The contract is in 2 copies. Each party takes 1 of the copies.

IN WITNESS WHEREOF, each party to this agreement has caused it to be executed at the Second Oil-Extraction Factory on the date indicated above.

If there are differences between the English version and the Chinese version of this agreement, the Chinese version will take priority.

Appendix: