Usage patterns
〈場所〉に本拠地を置くto base one's headquarters in a place
The company has its headquarters based in Osaka.
本拠地を〈場所〉に移すto move one's headquarters to a place
The team moved its home base to Tokyo.
〈場所〉を本拠地とするto make a place one's base
This unit has Hokkaido as its base of operations.