Cashew nuts and chalk are both available online and are cheaper, a few hundred yuan. Huatu may be better offline, but the price is also expensive. I have never used Huatu, but I have bought chalk, which is okay, but the most important thing is that you have to develop your own study habits, insist on practicing the questions every day, and summarize the wrong questions. You may be able to memorize the answers after doing the same set of questions several times, but don't do the questions by memorizing the answers. Analyze why you chose this option.

It doesn’t matter which one you choose. As someone who has experienced it, I suggest you persist. Really, the public examination is not difficult, it is a process of persistence