Detailed Teaching!

Many fans are interested in this, and I haven't published it yet because I am verifying whether this model is suitable for 'non-professional traders' to operate; first, I will write a theoretical article, and then a practical one. In fact, there isn't much to write about in practical terms, just the basics of contracts and your own market sense (your own market sense needs to be cultivated and trained by yourself). Let's get to the point, first know what is ultra-short-term high-frequency contracts:
Ultra-short-term high-frequency trading (High-Frequency Trading, HFT) is a trading strategy that uses extremely short time frames (such as seconds to minutes) to capture small price fluctuations.