1 Open a Taobao shop and sell things;
2 Taobao brush points, so the risk is high and easy to get started;
3 doing tasks on the website, the so-called tasks are about coding, playing game upgrades, and doing questionnaires;
4 CPM, CPC, CPA, CPL and so on. I haven't touched it, but it's all about technical work.
Specifically, you can search Baidu.