The founder of Health Code and Trip Code is Ma Xiaodong.

Ma Xiaodong is a native of the Ningxia Hui Autonomous Region, a young man of Hui ethnicity, is a master's degree from the University of Science and Technology of China, born in 86 years, he is already a leader in the big data industry has more than twenty patents. This time, with the new crown epidemic, he led the team to invent the trip code and health code, which provide a good way to prevent epidemics in a convenient and effective way.

Introduction of health code and trip code:

1, health code: health code is through the color, quickly identify a person whether contact with the patient, or whether the pathway to the epidemic is more serious city, the green code that is the normal two-dimensional code; different regions have different names, such as Guangdong's " Different regions have different names, such as Guangdong's "Yue Kang Code", Jiangsu's "Su Kang Code", Henan's "Yu Kang Code" and so on.

2, trip code: trip code is the data received by China's several communications companies through the cell phone, access to the location of the user, through the code data can be queried to all the cities I have visited in the previous 14 days, also known as the "communications big data trip card".