 Then, both teamed up for the 4 x 400 m with Lu Ping and Leng Xueyan they to take the gold medal.In September 1991, at only 19, she improved Li Guilian's national record on 400 m of 52.13 seconds to 52.04 seconds, during the Chinese City Games held in Tangshan.Ma participated in the 1992 IAAF World Cup in Havana, her first international outing.