Synopsis:

The story follows Sima Cong, who is blackmailed by a wealthy Thai businessman, Master Xiang, to go 10,000 metres below the Caveman Mountain to find out the whereabouts of the Golden Spider City.

Also known as: 地底世界之黄金蜘蛛城 ; Underground World , Huang Jin Zhi Zhu Cheng , Di Di Shi Jie Zhi Huang Jin Zhi Chu Cheng , Di Di Shi Jie Zhi Huang Jin Zhi Zhu Cheng , 黄金蜘蛛城