Penglai Water City is also known as Beiwo City. The water city is backed by sea and the terrain is steep. Since the Sui and Tang Dynasties, it has been a key sea defense fortress and shipping hub. Penglai Water City is located in the famous Penglai and is a complete and well-preserved ancient water base in China. The national hero Qi Jiguang once trained the water army and fought enemies here. Since then, Penglai Water City has become famous both at home and abroad.