Even as relations between Taiwan and the People’s Republic of China continue to be strained, investment by Taiwanese businesses in China is growing every year. Between 1978 and 1994, Taiwan businesses invested $10 billion in China, 10% of the total foreign investment during that period. This study describes the magnitude and importance of this investment. Hsing demonstrates the role of a shared cultural heritage and language and the role of Chinese local government in building networks of firms in the two countries.