On March 10, 2009, Zhang Zhennan won the semi-final in the final 30 seconds of the1kloc-0/Cuba National College Basketball League match between Henan University and Zheng Daxias.

In 2007, he won the provincial challenge championship of the national junior three-person basketball championship in Henan Division.

In 2009, the OPPO three-person basketball game led the "Phoenix Legion" team of Henan University to participate in Zhengzhou Division and won the championship in Henan Division.

In 20 10, he participated in Anta 20 10 Summit Basketball Rookie Trial and was the MVP in the finals. 20 10, 1 1, he and four other players went to NCAA university to exchange and study.

Zhang Zhennan used to be the core figure of Henan University men's basketball team, serving as a point guard. Zhang Zhennan wearing a jersey. 14, good at three-pointers, and ranked fourth in the three-pointer hit list of CUBA League with 24 three-pointers in 7 games.

20 1 1, Zhang Zhennan officially signed a contract to join the CBA Qingdao Double Star Team. From 20 1 1 to 20 12, Qingdao team won the ninth place in the league.

Now he plays for NBL Guizhou Senhang Basketball Team, ranking fourth in Group A of NBL (National Men's Basketball League) in the 20 14 season.