Green and low-carbon transformation is an inevitable choice for the petroleum industry. While ensuring energy supply, we must actively promote clean energy development.
数学的研究是所有智力和精神进步不可或缺的基础。
我学会了你不能控制一切，有时你只需要放手。
The truth is, the world is so constructed that if you wish to enjoy its fruits, you must submit to its rules.