Hi, I am a software developer. My name is "Jackie Han" or "Guokai Han" or "韩国恺". GDG (Google Developer Group) Beijing Organizer, Web GDE (Google Developer Expert), Former Developer Relations Engineer for Google (China DevRel Team).
I majored in Computer Science in Central South University (中南大学) from 2000 to 2004 and got the bachelor's degree. Since then, I have been engaged in software development.
This is my personal website for listing some softwares that I have made in recent years (2018-now). I hope these tools can help you.