The company's business covers various fields including comprehensive studies of oil field petroleum geology, automation control technology, oil production engineering, well repair operations and construction, surface construction and oil-water well management, oil field chemical engineering, modern water treatment technology, and the development of various specialized software.

The service purpose of Zhengfang Company is: based on oil fields, serving oil fields, and providing high-quality technical services for the potential development, water control and oil stabilization, and comprehensive management of oil fields. The company focuses on long-term development, adheres to the spirit of integrity, strives to provide customers with high-quality and efficient services, and establishes long-term and stable cooperative relationships with customers. It aims to solve problems for oil fields and create more economic benefits for them.