Generally, we look at bulk futures, or masters of bo yi. Our company looks at master bo yi. If you have the software, you can download it yourself on the Internet.
Specifically, because the turnover of the thread market is the largest, the overall trend is generally inferred from the thread trend, and the time is from 9 am to 3 pm.
The contact information will be blocked by Baidu, so you can find your own way.