I am happy to inform you that the website has returned to normal. The relevant changes are as follows 1. The database server has been expanded to carry more users. 2. Multiple pages are cached, which improves the loading speed of the page, but also causes the update log of the home page to be untimely. Our current method is to refresh it once a day. 3. Improve network security write to the end Website optimization is a long-term work, and it is done according to the growth of users. Please rest assured that we will continue to work hard. Now, please enjoy it!