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Company Profile

Hilong Oil Service & Engineering Co., Ltd. (the “Company”), a company incorporated and valid existing under the law of China, an IADC member, a subsidiary of the Hilong Holding Limited which is listed on Hong Kong Stock Exchange on April 21st, 2011. The Company is committed to providing customers at home and abroad with oil engineering technologies and services. The Company is incorporated on July 2008 with a registered capital of RMB 80 million, with its headquartered is located in the core area of the Beijing Central Business District .

As an IADC member, Hilong Oil Service & Engineering Co., Ltd. is focused on onshore drilling and workover engineering operations, oil engineering and technical services, and the export of casing pipes and other pipes all over the world.

As an international drilling contractor, the Company is well versed in the oil and gas business and has been engaged in overseas operations for many years. At present, it has 15 drilling and workover rigs operating in Iraq, Ecuador, Nigeria, Oman, Pakistan, Malaysia and many other countries, providing high quality services for world-famous oil companies like Shell, BP, PAM, Andes, CNPC, UEPL, PPL, etc. The Company has also set up local subsidiaries and branches in many countries and regions.

The onshore drilling and workover operations and engineering and technical services provided by the Company include directional drilling, horizontal drilling, cementing, coring, under-balanced drilling, drilling (completion) fluid, protection and transformation of oil and gas wells, oil equipment assembling and testing, the import and export of oil pipes and other oil equipment parts, among other services.

The Company is divided into 12 departments with delineated functions: The General Manager's Office, Trade Administration Department, Production Coordination Department, Engineering Technology Management Department, QHSE Department, Completion Stimulation Technology Department,Marketing Development Department, Equipment Management Center, Supply Chain Management Center, Finance and Business Management Department, Human Resources Department and Department of Legal Affairs. In line with actual need, the Company will consider establishing subsidiaries, branches, or project departments at home or abroad so as to achieve unified and efficient management.

At present, the Company has presence across various countries and regions:


Hilong Ecuador

Hilong Nigeria

Hilong Oman

Hilong Iraq

Hilong Dubai

Hilong Malaysia

Hilong Pakistan


Specifications and performance of the Company’s main equipment: (I) Drilling and workover rigs: Hilong Oil Service & Engineering Co., Ltd. now has 16 drilling and workover rigs, including a 3000HP-ZJ90D drilling rig, 14 workover rigs, 2 sets of ZJ30C, 2 sets of ZJ50DBS, 7 sets of ZJ70D, and 3 sets of XJ-650), and an oil-bailing machine, all manufactured in accordance with high standards, finely configured, strictly commissioned, and supplied with complete sets of spare parts. In order to meet the requirements of various customers in terms of safety, applicability, and standardization, the Company's technicians have selected three of the most well-known domestic manufacturers (Nanyang Second Machinery Petroleum Equipment (Group) Co., Ltd., Baoji Petroleum Machinery Co., Ltd., and Sichuan Honghua Petroleum Equipment Co., Ltd.) to strengthen monitoring and supervision of equipment manufacturing, taking the drilling rigs as the starting point. When the equipment leaves the factory, it still needs to be sent to our equipment assembling center, and the critical components must go through stringent strength, load, pressure, and NDT tests in order to ensure full compliance with API4F, API7K, API8A, API11E, API16A, API16D IADCI, and ISO 9001 requirements, among other requirements. Also, the Company is capable of manufacturing and providing advanced and tailor-made drilling rigs in accordance with market and customer demand. (II) Mud treatment equipment: The Company owns 12 sets of solids control equipment, including advanced vibration sieves, sand removers, mud removers, mid- and high-speed centrifuges, and various mud testing instruments. (III) Well cementing equipment: The Company currently has 2 sets of well cementing equipment for the cementing of vertical, directional, and horizontal wells. (IV) Oil bailing equipment: The Company now has a set of oil bailing equipment engaged in production operations overseas.

With its highly professionalized workforce, world-class equipment, advanced technologies, and scientific management system, the Company is determined to achieve rapid and sustained growth and become an internationally competitive drilling company.

We strictly implement a series of advanced management systems, such as the HSE-MS system and quality control systems, to ensure high-quality, safe, and efficient fulfillment of every drilling and engineering service contract and achieve customer satisfaction.  

We consider employees to be our most valuable assets and attach great importance to their health, safety and working environments. Our attitude towards HSE is always the same regardless of location, customer, and nature of work. We try hard to improve our HSE performance and aim to outperform our peers in this respect as well as to achieve harmony between our actions and the environment. 

We sincerely look forward to cooperating with you on the basis of mutual benefit, and we will strictly adhere to the highest industry standards and persistently live up to our obligations to provide you with top-notch products and more satisfying services.