Greetings friend @huangst
Welcome to Steemit, we are pleased that you have integrated into the platform. We hope that you share original content and/or respecting the content protocol.
I invite you to fulfill the achievements in the Newcomers community.
I recommend that you learn about the internal policies that you must take into account when publishing content on Steemit.
https://steemit.com/faq.html#What_is_considered_spam_or_abuse
On the other hand, it is important to let you know that the use of artificial intelligence is not allowed to generate content.