Why is this happening? Because Qin Qiong is from Shandong and Weichi Gong is from Shaanxi.
Qin Qiong was born in Licheng (now Jinan, Shandong Province). Famous soldier in early Tang dynasty. His reputation for bravery was shocking for a while and he was a legend in the army of ten thousand horses. He followed Tang Gaozu Li Yuan and his son and made great contributions to stabilizing the Civil War in the Tang Dynasty. Because of his work, he is one of the twenty-four heroes of Lingyange.
Weichi Gong (AD 585-658), a native of Shuyang, Shuozhou (now Shuocheng District, Shanxi Province), was a general of the Tang Dynasty and one of the twenty-four outstanding figures of Lingyange. Weapons: single whip, eight spears. Car: Step on the snow. Legend has it that its face is like black charcoal.