In 1626, Spanish people took over and started to spread their religion. The Dutch moved out Spanish and took over their fortresses than the Dutch started their trading business. In 1661 Koxinga came to Taiwan and expel the Dutch. And he started to reclaim Taiwan, used a system called Tuntian (a state-promoted method of agriculture), it successfully help Taipei to grow more food. Taipei officially became part of the Tianxing county of China.