Does the subject want to ask, "What do you mean by the historic achievements and changes in China's education, science and technology and talent undertakings in the new era?" China has made great progress and breakthrough in the fields of education, science and technology and talents. These achievements and changes are of great significance to the development of China. Historic achievements and changes mark that China has stepped onto a new stage in the fields of education, science and technology, and talents, and laid a solid foundation for China's modernization and national rejuvenation. Therefore, it means that achievements and changes are of great significance to the development of China.