HILONG has established a quality management system in consistence with the requirements of ISO 9001 and API Q2.
Focus on customers and the market, HILONG integrates functions including operations, equipment management, supply chain, human resources,finance and legal etc.
and continuously operate the QMS and improve its effectiveness,provides customers with high-quality products and services to obtain customer
satisfaction and then improves the company's sustainable development ability.
Hilong is one of the first oil engineering companies certified with API Q2 in Drilling & work-over operations.
