There’s an old Chinese saying which states that frequent relocations will kill a tree but make a person rich. For centuries, Southeast Asia has been a destination for Chinese people searching for a better life, especially during the mass migrations that began in the 18th century. However, these days there’s a new wave of Chinese arriving in the region, who differ from the merchants and laborers that preceded them, or even more recent white-collar immigrants: Over the past few years Chinese tech entrepreneurs have been setting up shop in Southeast Asia, looking to “Nanyang” (南洋,…