Anton Oilfield Services : AND CRCC FINANCIAL LEASING CO., LTD. ENTERED INTO BUSINESS COOPERATION AGREEMENT

For Immediate Release

24 August 2018

安東油田服務集團 Anton Oilfield Services Group

（Incorporated in the Cayman Islands with limited liability）

(Stock Code: 3337)

ANTON OILFIELD AND CRCC FINANCIAL LEASING CO., LTD.

ENTERED INTO BUSINESS COOPERATION AGREEMENT

(24 August 2018, Hong Kong) Anton Oilfield Services Group ("Anton Oilfield" or the "Group"; Hong Kong Stock Exchange Stock Code: 3337), a leading independent oil and gas fields technical services provider, is pleased to announce that the Group has entered into a business cooperation agreement with CRCC Financial Leasing Co., Ltd. ("CRCC Financial Leasing") on 24 August, pursuant to the agreement, both parties will jointly consolidate the advantages in their respective industries in compliance with national laws and regulations and the relevant industrial development policies to actively implement the "One Belt, One Road" national strategy through mutual cooperation in various areas. The agreement has a valid term of five years, subject to renewal by both parties with unanimous agreement six months prior to expiry of the cooperation period.

Major scope of cooperation between the parties will include:

• I. CRCC Financial Leasing Co., Ltd. will provide financing to the Group according to its needs in forms of financial leasing including direct lease, operating lease and sale and leaseback etc., pursuant to conditions permitted by laws and regulations. The Group had finished its first sale and leaseback cooperation with CRCC Financial Leasing in July 2018, with the amount of RMB 270 million, and is in discussion of further cooperation on operating leasing and overseas financial leasing.

• II. CRCC Financial Leasing Co., Ltd. will play a leading role in organizing and coordinating the introduction of CRCC subsidiaries to deeply explore cooperate opportunities with the Group, including international construction projects, cross- border financial services, etc.

• III. The Group will utilize its advantages in the industry to recommend quality enterprises that comply with business admission standards to CRCC Financial Leasing for assisting its gradual business expansion to upstream and downstream of the oilfield services industry covering the whole industrial chain.

Importance of cooperation:

Along with the Group's rapid expansion of overseas businesses, the Group has been active in promoting cooperation with relevant financial institutions to develop diversified modes of cooperation and increase the scale of cooperation. The Group believes that the in depth cooperation with CRCC Financial Leasing will provide a positive support to the Group's construction of its "asset-light" service capacity, the liquidize of the stock of assets, and the increase of its working capital. Besides, this cooperation provides a stable medium to long- term financing support to the Group. It will provide a strong underpinning force for therapid development of the Group's business. This cooperation will also benefit CRCC financial leasing company on the aspect of its business coverage in oil and gas industry chain and development in markets along "Belt and Road" region.

About CRCC Financial Leasing Co., Ltd.

CRCC Financial Leasing Co., Ltd. is a subsidiary controlled by China Railway Construction Corporation Limited ("CRCC"). CRCC is an ultra large construction enterprise managed by the State-owned Assets Supervision and Administration Commission ("SASAC") of the State Council and covers the entire industrial chain including scientific research, planning, surveying, design, construction, supervision, maintenance, operation, and investment and financing. New contracts signed in 2017 amounted to RMB1,508.312 billion, ranking 58th in the Fortune Global 500 List. CRCC Financial Leasing Co., Ltd. is the first national-level non-bank financial institution engaging in financial leasing as its principal business with a construction industry background in China. Its business closely surrounds CRCC and entities of shareholders as well as upstream and downstream of the industrial chain, with major target markets in "engineering equipment, infrastructure, energy and environmental protection, cultural tourism and health, and peer cooperation", and it has sufficiently fulfilled the requirements of SASAC and CRCC to "move from potential to reality, return to original source, serve real economy, promote financing with production, and assist production with financing". CRCC and its group companies have strong project construction capabilities and increasing demand for operation and general contracting.

About Anton Oilfield Services Group

Anton Oilfield Services Group (Hong Kong Stock Exchange Stock Code: 3337) is a leading independent integrated oilfield engineering and technical services provider. The products and services of the Group cover the entire process of development and production cycle of oil and gas resources, including integrated services, drilling services, well completion services and down-hole operations, with comprehensive network coverage over prime business areas in China and global markets, spanning across 14 countries including China, Middle East, Central Asia and Africa, and the Americas, providing solutions from multiple perspectives to oil companies for resolving the issues of increasing production, improving speed, reducing cost, safety and environmental protection in oil and gas fields. The Group's rapid growth has benefited from the resource advantages in China and business expansion in overseas markets, now it has become the best private oilfield engineering and technical cooperation partner in China and the best Chinese partner in global operations. The Group's strategic objective is to become a global leading oilfield technical services company based in China.

This press release is issued by Wonderful Sky Financial Group Company Ltd. on behalf of Anton Oilfield Services Group

For further information, please contact: Wonderful Sky Financial Group Company Ltd.

Summer Ouyang/ Kimma Niu

Tel: [phone] 2112 Fax: [phone]

Email:[e-mail] / [e-mail]