In April, 1907, Taiwan sugar company M&A Dadong Sugar Company as its branch factory and renamed it A-gou. The A-gou factory was founded at A-gou department Guilai village, starting operating in November. After the war it reconstructed to Pingtung sugar factory in 1950. On the heyday of the sugar industry, the sugar industry account 75% of the output value of the exchange. The Pingtung sugar factory had the highest production in among. Following the Ciao-zih-tou factory, the A-gou sugar factory became the address of the Taiwan sugar company in the Japanese-occupied period. The Pingtung sugar factory has witnessed the rise of the Pingtung city and let Pingtung become the core of the Pingtung plane.