The tropics. Jiangmen Xinhui Baiquan Food Factory, Guangdong Province, is an enterprise specializing in the production of powdered fast food such as bean jelly, white bean jelly, turtle paste powder, sesame paste and other New Year gifts such as crisp horn emperor and peanut candy. Among them, black bean jelly grows in tropical areas, and the temperature is about 2 1 to 24.9 degrees. Black bean jelly is made of different raw materials from different regions.