Shandong Zhonglian Petroleum Technology Co., Ltd. was established in March 2024 with a registered capital of 3 million yuan. It is a petroleum technology service company that has long-term technical cooperation with universities such as China University of Petroleum, and has appointed Professor Zhang Jianguo as the technical director. Based on the technical advantages of the University of Petroleum and the regional advantages of Shengli Oilfield, the company is committed to improving reservoir recovery and on-site construction efficiency. Relying on advanced technology, we have established deep cooperation with multiple oil companies and provided technical support and cooperation in multiple subsidiaries of China National Offshore Oil Corporation, China Petrochemical Corporation, and China Petroleum Corporation. Among them, our process technologies such as multi-layer acoustic cavitation for plug removal, production increase and injection enhancement, inorganic gel sand control and water blocking, and inorganic gel plugging are at the leading level both domestically and internationally. We have standardized management and strong technical strength, with 2 invention patents and 9 utility model patents. We are a technical service company with technology, responsibility, and accountability.