As a pioneer petroleum service company in China, Yilong devotes its efforts to assist the clients to gain best productivity effects with most optimized solutions and technical services; relying on its perfect service chain and complete sets of petroleum equipments, Yilong can  provide not only single service, but also integrative package of stimulation, drilling, workover, completion, well logging, chemicals and R&D of downhole tools.

Now Yilongs engineering technical services mainly cover 9 areas which are:  drilling (constructions of directional wells and drilling), completion (staged fracturing including open holes, wire-line pump-down perforation-bridge plug combined, and dragged by coil tubing), perforation (pump-down, TCP&TTP), workover (snubbing and overhaul), oil recovery (maintenance of station and equipments, surface facility construction, gas recovery, and thermal recovery of heavy oil), chemicals (additives for recovery, drilling, profile control, acid treat, water shutoff, and waste fluid disposal), R&D and support on down hole tools (packers, bridge plugs, and water ejectors), well testing in high H2S  gas wells, and coil tubing services.

Along with a deep cooperation with China National Petroleum Companies, its  business has covered all main Oil&Gas production areas in Chinese mainland and at sea; meantime, Yilong is building its service network all over the world step by step.  Its service branches or some business relationship have been  established in Peru,  Algeria, Kazakhstan, Ukraine,Iraq and some other countries already.

Yilong values service mindset and quality, and keeps being engaged in R&D and taking-in advanced and new technologies. It has built up a long-term strategical cooperative relationship with  many well known universities, institutions  and international petroleum service enterprises in the world. So far, Yilong has won a total of 28 national utility model patents for its technology R&D.

Yilong cares any issues on HSE and guarantees its employees and clients health and safety in highest level. We have documented the regulations following Law of the Peoples Republic of China on Safe Production and  the HSE management system in international standard, which all our operations all over the world  should be complied with. Yilong Hengye has successively won ISO9000 Quality Management System Certificate, HSE Authentication and National Safety Production Permit of China. In 2015, Yilong Hengye was entitled by Shell “ the Globally Designated Supplier & the Globally Preferred Partner" for its standard HSE management and high quality of operation services.

Facing new challenges, Yilong Hengye will insist minds of being “sincere , creative, efficient, and progressive”, pursue development from sincere services, gain high efficiency from innovations, touch every client with its products and services with high quality, realize win-win together with our clients, and protect every inches of land with advanced technology and a strong sense of responsibility in order to achieve a harmonious development of Human and Nature.