This is the 784th most frequent Thai word.
rayong
Rayong is the name of a province in eastern Thailand.
Here, 'Rayong' is a proper noun referring to a city in Thailand.
ฉันจะไประยองในวันหยุดนี้
I will go to Rayong during this holiday.
In this context, 'Rayong' represents the provenance of the mangoes, indicating where they are grown.
มะม่วงจากระยองมีชื่อเสียงในด้านความหวาน
Mangoes from Rayong are famous for their sweetness.
Here, 'Rayong' is described as a province, highlighting its geographical and touristic features.