As a 1.5-meter-long drill pipe moves slowly toward a coal bed in a mine in North China's Shanxi province, a screen in a control center 500 meters away displays pictures ...
Tags: Asia Pacific,China,Coal,English,NEA,News
Published on April 8, 2024 5:16 PM (GMT+8)Last Updated on April 8, 2024 5:16 PM (GMT+8)
