Longkong Cave in Longkang Village, Yanshi Town, Xinluo District, Longyan City, is a karst cave in the Wuyi Mountains. The larger cave is Guanyin Cave, which can hold 1000 people. A stalactite statue of Guanyin stands on the stone wall, with Laozi on the right, and the alchemy furnace and water curtain cave at the back. Two stone oxen lie in the water in the middle of the main cave. The stone terraces form a picturesque pastoral scene.