The company has successfully obtained the China Petroleum Product Quality Certification

On January 26, 2024, the company's gas well foam drainage fluid (rod) and defoamer and other five products passed the review, and again obtained the product quality certification issued by China National Petroleum Corporation.

The process of obtaining evidence this time has undergone significant changes compared to previous years. Due to the impact of the epidemic, the process took up to a year. However, the relevant personnel of the company overcame various difficulties and carried out various tasks in an orderly manner. Received product recommendation certificate from Party A in January 2023, obtained CMA inspection report from authoritative department in March, integrated data and submitted to Party A for review by CNPC headquarters in June. After strict review by the expert group of China National Petroleum Corporation and completion of rectification in early December, it passed the review smoothly.

In recent years, the company has continuously developed targeted gas well foam drainage products and closely cooperated with the company's geological engineering integration research team to achieve good results in tapping the potential of old gas wells and draining high oil and high salinity gas wells. The acquisition of this certificate is a continuous recognition of the quality of the company's oilfield chemical products by PetroChina, and a strong proof of the company's excellent product quality. At the same time, the certification process has a positive guiding significance for the improvement of the company's product quality, production efficiency, and production compliance.

January 31, 2024