In 2022, the time of Nanjing primary school mathematics competition will be May 12 to 20. According to relevant public information, the jianye district 2022 Primary School Mathematics Imagination Cup Classroom Teaching Competition was held as scheduled from May 12 to May 20, and 38 mathematics teachers from various primary schools in jianye district participated in the classroom teaching competition. The teacher development center will announce the competition topics three days in advance and the competition venue 1 day in advance. The four-day classroom teaching contest was held in experimental primary school of Jinling Middle School, primary school of Hexi Branch of Jinling Middle School, and high school attached to Xincheng Primary School of Nanjing Normal University.