envelope/letterhead format
4f/L, Unit 1, Building 5
No.548, West Guangzhou Road/Street (depending on local customs)
Beilun District, Ningbo City
Zhejiang Province, PRC
Text format
4 F/L, Unit 1, Building 5, No.548, West Guangzhou Road/Street (depending on local habits), Beilun District, Ningbo City, Zhejiang Province, PRC
1. English address, from small to large, flashback
2. Chinese fixed nouns, such as Zhejiang, Ningbo, Beilun and Mingzhou, are linked in pinyin
3. The first letter of each word is capitalized.