A portable plasma surface modification device is provided, which may include a portable casing, a tray, a process gas container and a plasma head. The tray may be disposed inside the portable casing and a target object may be putted on the tray. The process gas container may be disposed on the portable casing. The portable head may be disposed inside the portable casing and connect to the process gas container； the plasma head may emit plasma jet to the target object to perform surface modification for the target object.一種可攜式電漿表面處理裝置，其可包含可攜式殼體、拖盤、製程氣體容器及電漿頭。拖盤可設置於可攜式殼體中，並可供放置目標物。製程氣體容器可設置於可攜式殼體上。電漿頭可設置於可攜式殼體中，並可與製程氣體容器連結，電漿頭可發射電漿噴束至目標物上，以對目標物進行表面處理。
