Upload real high-quality courseware without copyright disputes. 2 1 Century Education Network is a professional website, and users need to apply for real-name registration to become website members before downloading courseware. There are several ways to download courseware: paid download; Click to download; If you upload high-quality courseware (preferably your own) without copyright disputes, you can get free permission to download courseware for free. After uploading high-quality courseware without copyright disputes, 2 1 Century Education Network can download it for free. 2 1 Century Education Network is a K 12 educational resource website under Shenzhen 21st Century Education Co., Ltd. ... In August 2006, the website was officially launched. The website is aimed at the front-line teachers and primary and secondary school students in primary and secondary schools all over the country, and provides professional resources for college entrance examination, senior high school entrance examination, senior high school entrance examination and preparation for each grade. The website regularly shares the latest teaching and research results, deciphers the examination rules at all levels, and points out the direction for preparing for exams at all levels.