Tai Mun Shan, Mountain summit in New Territories, Hong Kong.

Tai Mun Shan is a hill on the Sai Kung Peninsula in Hong Kong, west of Tai Long Wan near Chek King. It rises to 370 metres and its summit is rounded rather than pointed. Its Cantonese name, daaih mān shāan, translates as the Big Hill of the Mosquitoes.

Tai Mun Shan's name translates as the Big Hill of the Mosquitoes, referring to the insects of the area. The hill rises to 370 metres on the Sai Kung Peninsula, west of Tai Long Wan near Chek King. The area around it has been called the Sai Kung结界 (Sai Kung barrier) after hikers went missing there, including off-duty policeman Ting Lei-wah in 2005 and Cheung Sin-pang in 2016.

The name Tai Mun Shan means "Big Hill of the Mosquitoes", referring to the insects early visitors met here. The area around the hill is known locally as the Sai Kung结界 (Sai Kung barrier zone) because hikers have gone missing nearby, including off-duty policeman Ting Li-wah in 2005 and Cheung Sin-pang in 2016.

Tai Mun Shan rises to 370 metres west of Tai Long Wan on the Sai Kung Peninsula, near Chek King. The summit is a rounded dome, and the area has a reputation for hikers going missing, including the off-duty policeman Ting Li-wah in 2005 and Cheung Sin-pang in 2016. Walk with a companion and carry a map.

The area around Tai Mun Shan is known locally as the Sai Kung "结界" (a "barrier zone") because hikers have gone missing there, including off-duty policeman Ting Lei-wah in 2005 and Cheung Sin-pang in 2016. The name Tai Mun Shan itself translates as the Big Hill of the Mosquitoes.