I have a question ：In the agri_fy4a_l1 reader , how the coords be assigned in ?

[龙清]

 I try to make a new reader that is  similar with  the agri_fy4a_l1 reader.

I readed the code of agri_fy4a_l1 ,I can't find some code that assign the coords in GeoStationary Projection .But the DataArray  returned by
 agri_fy4a_l1  reader have the Coords in GeoStationary Projection .

How the code make it ? someone could explain it  to me ?

Thanks a lot.