Games played by Yifeng Zhang (Shanghai, China) as black in this fuseki

4
2
1
35
18bw
+34
=21
-35
?  

1Zhang Yifeng - Ge Lingfeng
2Zhang Yifeng - Zheng Weinan
3Zhang Yifeng - Ge Chongyu
4Zhang Yifeng - Huang Yufeng
5Zhang Yifeng - Huang Yufeng
6Zhang Yifeng - He Qifa
7Zhang Yifeng - Huang Liqin
8Zhang Yifeng - Zhong Yuyang