Are Zheng Gongzi and Lao Scar two people?

Duke Zheng and Lao Scar are two people. A certain hand old scar daughter-in-law is Ma Ning. According to the query related public information, the daughter-in-law of a certain hand old scar online name Zheng Gongzi, real name is Ma Ning, is a love of fitness, beautiful and temperament girl. Zheng Gongzi likes to share dancing and singing videos online, fans up to more than 2.3 million, in the old scar live room to do behind the scenes.