Complex sentence: Han Chinese Generals who defected to the Manchu were often given women from the Imperial Aisin Gioro family in marriage while the ordinary soldiers who defected were often given non-royal Manchu women as wives.
Split into simpler sentences: Han Chinese Generals who defected to the Manchu were often given women from the Imperial Aisin Gioro family in marriage. Meanwhile the ordinary soldiers who defected were often given non-royal Manchu women as wives.