His performances for his club would soon see him called up to the Chinese international team and on February 16, 2003 he would make his debut against Estonia in a friendly, which saw China win 1-0.
[2] While he would overcome his injuries the following season his performances were not as inspiring as the club were hoping for and the team finished the league in eighth.
[3] In 2007, he joined Hong Kong First Division League club South China on loan and made his debut for the team in a First Division League match against Workable as a substitution player on 26 September 2007 where SCAA won by 6-1.
On 16 October 2007, it was released on SCAA Official Blog that the contract with Du had been terminated due to his discipline problem.
[4] The issue was mainly due to a quarrel between Du and teammate Detinho before a match against Citizen on 13 October 2007.