About us


LemonShark Studio is a non-profit organization founded by Chenglin He(Tony He), the first debater of the National Speech & Debate Association (NSDA) China standings. He with the best debaters passed their debate knowledge and experience to the students around them, with aims to promote the debate and speech skills of Chinese students.


  • NSDA China Scoreboard No.1 for four consecutive years
  • 2019 NSDA U.S Final international PF Championship
  • 2019 NSDA China Finals PF Champion
  • 2017 NSDA U.S Final 7th best speaker and international Runner-up
  • 2017 NSDA Korea Final Runner-up
  • 8 regional championships in China
  • 2019 St. Sebastian’s Parliamentary Debate best speaker
  • NSDA China Judge


Melody Luo,
Studying at Harker School

  • NSDA Beijing, Wuhan, Shenzhen Division Championship
  • 2018 Harvard Debate International PFThird Place
  • 2018 China TOC Third Place
  • 2017 Shenzhen Division Best debater
  • 2017 NSDA China Final Third Place

  • 2019 NSDA U.S Finals International PF championship
  • 2019 the 3rd TOC China HS Division runner-up
  • 2018 NSDA U.S Finals International PF 3rd
  • 2017-2018 NSDA Shanghai Regional Championship
  • 2016-2017 NSDA Nanjing Regional Best speaker
  • 5th NSDA China Finals MS Division runner-up

Volunteer Judges

We invite outstanding debaters to serve as our judges.