Correct
上行
/ shàngxíng /
Strokes
Definition
(of trains) up (i.e. towards the capital)/(of river boats) to go against the current/to submit (a document) to higher authorities
Example
As a Verb
(of trains) go up to the capital from any part of the country
1
Shàngxíng
上行
lièchē
列车
up train
As a Verb
(of boats) go upstream; sail upriver
2
Shàng
上
xíngchuán
行船
upstream boat
As a Verb
(of documents) be submitted/sent to higher authorities
3
Shàngxíng
上行
gōngwén
公文
documents to be sent to the upper levels