Mashan is only 2,100 meters away from Xiamen's Jiaoyu Islet. At low tide, the distance narrows down to 1,800 meters.On a clear day, both the east and west peaks of Hongjian Mt in Fujian Province, China are visible. Once inside the gate of the observation station, you enter a tunnel, and see displays of military facilities.Mashan Broadcasting Station The speakers were loud enough to reach Mainland China, and the locals called this spot "the shouting station". The propaganda included sweet ballads sung by Teresa Deng, who was an equally popular singer on both sides of the Strait. Now, you can occasionally hear pop music and Taiwanese songs coming gently out of the speakers.