Xiran Jay Zhao
1) Iron widow
"The boys of Huaxia dream of pairing up with girls to pilot Chrysalises, giant transforming robots that can battle the aliens that lurk beyond the Great Wall of China. It doesn't matter that the girls die from the mental strain. When 18-year-old Zetian offers herself up as a concubine-pilot, it's to assassinate the ace male pilot responsible for her sister's death. But when she gets her vengeance, it becomes clear that she is an Iron Widow, a rare...
Zachary Ying volume 1
After his augmented reality gaming headset is possessed by the spirit of the First Emperor of China, twelve-year-old Chinese American Zack Ying is compelled to travel across China to steal an ancient artifact, fight figures from Chinese history and myth, and seal a portal to prevent malicious spirits from destroying the human realm.--