The majestic horse roared at the sky.
This is a couplet of blessing or congratulations. The first couplet "Purple Gas" represents that purple gas comes from the east, which means auspicious omen. Blessed land is a land of feng shui and a place to make money. This sentence actually means that "China's auspicious wealth is reflected in this auspicious land"; As for the second part of "Ma Zhihong's Map", you can think about "Eight Horses", which means that "roaring in the sky" is obviously a magnificent portrayal, so it means "it will be famous all over the world in the near future", which is roughly what it means!