165438+ 0: 50 at noon and 4 pm. According to the inquiry of Zhongshan Education Bureau, the class time of Kaiyin Sanxin Primary School is 0: 50 and 4: 00 pm every Monday to Friday. Shanshi Sanxin Kaiyin School was formerly known as Zhongshan Jizhong Sanxin Kaiyin School. Established in 2005, in April of 20021,a "junior middle school" was added, and it was approved to be changed into a "nine-year consistent system" school.