However, you can search the webpage for "Free Online Mathematics Courses for Primary and Secondary Schools on the National Network Cloud Platform" to download materials.

In 2022, the Jiangsu version of the free online course of the national primary and secondary school network cloud platform is a version for primary and secondary school students in Jiangsu. You can find the learning resources you want here. There are many courses here, including vocabulary, chemistry, physics, history and so on. There is a lot of rich content here, which can help children learn from different aspects. There are different versions here, which can serve primary and secondary school students all over the country. Not only that, but also psychological education.