Group 1 - The book "Beyond Congling: The Crossroads of Eurasian Civilization" by Professor Hou Yangfang depicts Central Asia as a crossroads of world history, anchored by the ancient Silk Road [8] - The author analyzes significant historical events that shaped the Central Asian landscape, including Alexander's eastward expedition, the westward migration of the Huns, the Han Dynasty's Silk Road expansion, and the Tang Dynasty's battle with the Arabs at Talas [9] - The book emphasizes the interplay of technology and geography over four thousand years of Central Asian history, highlighting how innovations like bronze, horses, gunpowder, and railways transformed the region [9]