2 Jin. Longshui Zongzi is a traditional famous spot in Guangdong, which belongs to the Dragon Boat Festival food. There are strict requirements when making it. The ratio of glutinous rice to scooped water required for Longshui Zongzi is 1:0. 15, so 300 ml scooped water is mixed with 2 kg of glutinous rice. Jiangmi is a kind of glutinous rice, which is divided into indica glutinous rice and japonica glutinous rice. The indica glutinous rice is Jiangmi, with a slender shape, and the japonica glutinous rice is round glutinous rice, also called round glutinous rice.