In July 2017, Cao Zhishun (ID: Cheng Cheng) came to the "gaming capital" of Shanghai, began his career, the first stop is sViper's youth training team. As a member of the youth training team, Cao Zhishun already had a high level of skill and was just waiting for a chance to play on the field to realize his ability. But it didn't work out that way, as sViper had KPL's veteran mid laner, Rambo, and Jucheng didn't get a chance to play. In October of the same year, Cao Zhishun was introduced by his coach to join the newly formed Hero Jiu-Jing team.
This team was just formed not long ago, the initial results are not ideal, but in the continuous integration, the five players eventually eliminated the veteran KPL team sViper, broke into the KPL league stage, Jiu Cheng is unstoppable, 10.4 KDA champion of the whole game, took the first of five data, known as the "strongest newcomer". He is known as the "strongest newcomer", and his win rate is 100%. As the strongest dark horse of this season, people will think that less than 100 days to kill into the KPL and in the first season to sit firmly in the western first Hero long game, the rise of a smooth sailing, but only long Cheng and his "comrades" know, all this is not easy to come. After the game, Cao Zhishun ID name "Cheng Cheng" officially changed to "Jiu Cheng".
On July 8, 2018, Cao Zhishun won the 2018 KPL King of Glory Professional League Spring Championship with his team. Hero Jiu Athletic is the second team in the history of the KPL to win the championship in the KPL league from the qualifying round, and Cao Zhishun won the "2018 KPL Autumn Regular Season Best Middle". . His cumulative output of 9079,311 in the Fall Regular Season was a solid first in the league.
On January 13, 2019, Cao Zhishun won the 2018 King of Glory Winter Championship Cup with his team and was crowned the FMVP, and Hero Jiu-Jing beat QGhappy in the finals, finally realizing the "one year, three championships" established in the spring of 2018, and establishing his own dynasty era.
On January 13, 2019, Cao Zhishun was awarded the "2018 King of Glory KPL Annual Best New Player" and "2018 King of Glory KPL Annual Best Player" at the 2018 King of Glory Annual Awards Ceremony. .
On December 22, 2018, Cao Zhishun won the 2018 KPL King's Glory Professional League Fall Championship with his team. At the same time, Cao Zhishun won the FMVP of the 2018 KPL Professional League Fall Tournament Finals.
However, 2019 was brutal for HERO, for Jucheng, the team's performance did not add up, and Jucheng, the strongest mid-single, was held down under the table as a substitute. Until January 17, 2020, Cao Zhishun from Hero Jiu Jing team officially transferred to the DYG team to continue to serve as the captain of the post, on June 5 of the same year, Cao Zhishun won the "2020 KPL Spring Regular Season best middle".
On June 7, 2020, Cao Zhishun won the 2020 KPL Spring Season Championship with his team, as TS defeated DYG 4-1.