Correct

尽先

/ jǐnxiān /
Strokes

Definition

in the first instance/as a first priority

Example

As an Adverb

give priority to

1
Jǐn
尽
xiān
先
fāzhǎn
发展
jīngjì
经济

give priority to economic development

2
Jǐn
尽
xiān
先
zhàogu
照顾
lǎorén
老人

look after the aged first