谁能帮我翻译两个地址呀?

江西省南昌市省政府大院××栋××单元××室××信箱

P.O Box XX Room No. XX Unit XX Building No. XX Municipal Government Nanchang City Jiangxi Province

江西省南昌市叠山路××号天河大厦××楼B座

B Building XX Tianhe Mansion Dieshan Road Nanchang City Jiangxi Province