[report: China R & D Index CIRD for April 107.0 artificial intelligence research and development activity significantly increased] May 25, science and technology innovation information service Wisdom Bud released the "Smart Bud China R & D Index CIRD March-April 2023 monthly report." According to the report, in March and April 2023, China's R & D index CIRD was 111.0 and 107.0 respectively, that is, the overall volume of China's R & D and innovation activities in the current period was 111% and 107% respectively compared with the same period last year. From the perspective of the seven focus areas of science and technology, the artificial intelligence R & D index rose rapidly to 120.7 in April, and the number of authorized invention patents in this field increased to more than 10,000 in April. From the perspective of key science and technology regions, the R & D index of the three "international science and technology innovation centers" remains the leading trend in the country, of which Shanghai is the most outstanding, with the index reaching 117.8 in April.