<p>This book focuses on the global economy, oil industry, natural gas industry, hydrogen energy industry, wind power industry, and low-carbon market in the post-pandemic era of China and the whole world. It provides the overview of the China's energy economy development in 2021 and has an in-depth analysis of the future development trends of the oil and gas and new energy industries. It aims to present Chinese insights on the development of the energy industry of China and the world.</p>