Jinhae had been CINCROKFLT 's homeport since 1953 .
In December 2007 , Commander - in - Chief Republic of Korea Fleet ( CINCROKFLT ) moved its command headquarters from Jinhae Naval Base to Busan Naval Operations Base .
Jinhae Naval Base had been CINCROKFLT 's homeport since 1953 .
In December 2007 , Commander - in - Chief Republic of Korea Fleet ( CINCROKFLT ) moved its command headquarters from Jinhae Naval Base to Busan Naval Operations Base .