What is the relationship between Zhonghe and Ma Zhu?

Mazhu Fakao is an app software owned by Zhonghe, and it is a subsidiary of Zhonghe. Mazhu Fakao is a mobile app software owned by Zhonghe, which has two versions: IOS and Android. It is a legal learning platform, and it is a legal learning program that integrates the question bank of law test, law test, live study of law master, picture search, question and answer community and teacher's explanation. It must also conform to the trinity preparation process.