After AI express, investors ask questions on the investor interaction platform: Hello, what is the proportion of your company's oil and gas pipeline network business and oil storage business?
China Petroleum Engineering Corporation(600339) ( China Petroleum Engineering Corporation(600339) . SH) said on the investor interaction platform on May 20 that in 2021, the main business income of pipeline, storage and transportation engineering business reached 20.443 billion yuan, accounting for 25.81% of the company's main business income, with a year-on-year increase of 2.43%; The gross profit of the main business was 1.305 billion yuan, with a gross profit margin of 6.38%, an increase of 0.21 percentage points over the previous year.
