Correct

常川

/ cháng chuān / 
Strokes

Example

As an Adverb

frequently; constantly; regularly

1
Chángchuān
常川
wǎnglái
往来

keep in constant touch (with sb); make frequent contacts (with sb)

2
Chángchuān
常川
gōngjǐ
供给

keep sb constantly supplied