Talk with Sang and change the abstract

Today, I talked with Sang and changed the abstract of my paper.

Summary:

Today, I talked with Sang. He gives me a lot of suggestions. He suggests me to read papers and learn from them. He also shows me how to change my sentences to professional ones.
I read some of my reference papers again and change my abstract of my paper.
The following is the link of my draft：

https://1drv.ms/w/s!Ao543UQvyvOWjE-TCxlFy5Jj_fbx

Next week, I will continue to change and write my paper.