Correct

通商

/ tōngshāng /
Strokes

Definition

having trading relations (of nations or regions)

Example

As a Verb

(of nations, etc) have trade/commercial relations

1
shìjiè
世界
guó
各国
tōngshāng
通商

carry on commerce with all countries around the world

2
Tōngshāng
通商
yóu
自由

freedom of commerce/trade

3
Tōngshāng
通商
xiédìng
协定

agreement on commerce

4
Dìng
订立
tōngshāng
通商
tiáoyuē
条约

conclude/sign a trade/commercial treaty; conclude/sign a treaty of commerce