This is the second hole after Wudu Vientiane Department found another rare natural cave. R. cave found forkang xian scenery landscape eco-tourism and tourism development in the new style added.

• 这是继武都万象洞之后发现的又一处罕见的天然溶洞。托河溶洞的发现，为康县生态旅游和山水风光旅游业的发展增添了新的风采。