No, the perfect score is 150. According to the information on the difficulty coefficient of the college entrance examination mathematics published by the Jiangxi Provincial Department of Education, the difficulty coefficient of the college entrance examination mathematics paper in Jiangxi Province in 2023 is 0.7, while the difficulty coefficient of the college entrance examination mathematics paper in Jiangxi Province in 2022 is 0.64, so it is not as difficult as last year, and the full score of the college entrance examination mathematics paper in Jiangxi Province in 2023 is 150. The difficulty coefficient is the data reflecting the difficulty of the test questions, which is different from the difficulty (expressed by P) and is equal to 1-P in numerical value. The greater the difficulty coefficient, the higher the score rate of the topic and the smaller the difficulty.