All of England. According to official website of the Open University of China, by July 25th, 2023, the English graduation thesis of RTVU will be written in English from beginning to end (except the cover), including abstract and text. Literature references should be written in English, and punctuation should be changed to English punctuation. From 65438 to 0979, China Central Radio and TV University and 28 local radio and TV universities started running schools, which opened a new chapter in the development of distance open education in China.