I am Hadi Erfani, I was born in 1990, My National Researcher Code is (9833151000034) as well as a Professional Engineer of The Society of Professional Engineers International UK, Top 50 International Distinguished Young Researcher 2020, Top Inventor (Gold Medal) of 2nd Beirut International Innovation Show 2021, Top Inventor (Bronze Medal) of World Youth Invention and Innovation Award 2021 and International Young Scientist. My Research interests are Chemical Engineering, Solid Waste Management. My work experience, including Keynote Speaker, International Young Scientist, Inventor, Research Scholar,Instructor, International Professional Coaching, Best Researcher, Mentor, Industry Professional, Research Assistant, Scientific Committee Member, Organizing Committee Member, Advisory Committee Member, Technical Committee Member, Editorial Board Member, Reviewer Board Member, International Advisory Board Member, ... I work as a Reviewer and Editor of the journals with Scopus and ISI Index as well as I was able to work scientifically with more than 50 countries around the world, which was a great honour for me. I have 7 books, 3 translations of books, 2 chapters, 2 inventions, 10 articles