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Tai To Yan
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Tai To Yan is a prominent 566-meter mountain situated in the northern New Territories of Hong Kong. Its name, which means 'Great Knife Blade' in Cantonese, aptly describes its razor-sharp ridge and steep, narrow precipices that dominate the landscape. Composed of volcanic porphyry rock, the mountain features a rugged terrain that challenges even experienced hikers. The trail along the ridge, known as the 'Razor's Edge,' gives panoramic 360-degree views of the surrounding area, including the fertile Lam Tsuen Valley, the urban skylines of Fanling and Sheung Shui, and the border mountains of Shenzhen in mainland China. As part of the Lam Tsuen Country Park, Tai To Yan is a vital ecological zone, hosting specialized flora adapted to high winds and rocky soil. The hike is especially popular during the dry autumn months when visibility is at its peak, allowing trekkers to see as far as Victoria Peak on a clear day while experiencing the dramatic exposure of the knife-like ridge.
- Location: Hong Kong SAR China
- Nearby: Lung Yeuk Tau (4 km)
Best time to visit & climate
The most pleasant time to visit is Mar, Nov, Dec.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 16 | 18 | 20 | 23 | 26 | 28 | 29 | 29 | 28 | 25 | 22 | 17 |
| Rain mm | 35 | 29 | 69 | 109 | 231 | 288 | 197 | 234 | 173 | 56 | 29 | 21 |
📋 Practical info
Getting there
The most common starting point is near Fanling station, continuing via a short minibus ride to Kadoorie Farm. A sharply ascending stepped trail starts right behind the bus stop.
Best season
Late autumn through winter is strongly recommended for tackling this highly exposed ridgeline. Attempting the hike in summer is extremely tough due to blinding sun and scarce shade along the razor edge.
Terrain & paths
Living up to its name, the trail follows a narrow, precipitous ridge with steep drop-offs on both sides. Hikers must navigate endless stone steps and rugged dirt paths with continuous elevation changes.
What to bring
Excellent hiking shoes with superior grip are non-negotiable for traversing the narrow ridgeline safely. Bring ample sun protection, wind-resistant clothing, and significantly more water than usual.
Parking
Finding parking at either end of the trail is virtually impossible due to the rural road layout. Utilizing public buses from the nearby railway hubs is the only practical logistical solution.
Safety
The razor ridge is fully exposed to severe crosswinds; avoid this hike entirely during typhoon season or bad weather. The narrow path requires a head for heights and careful footing at all times.
Time needed
A full traverse over the mountain usually takes between four to six hours depending on stamina. The continuous sequence of steep steps makes progress slower than distance alone would suggest.
Geography
Facts
- The peak reaches an elevation of 566 metres
- Name translates to 'Great Sword Blade' in Cantonese
- Formed primarily from volcanic rock structures
- Located within the Lam Tsuen Country Park
- The ridge trail is exceptionally narrow in sections
- Offers clear views towards the mainland China border
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
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© OpenStreetMap contributors · OpenRouteService
Sights in the town Tai To Yan (1)
Sights nearby
Frequently asked questions
Why is the mountain called Tai To Yan?
The name means 'Great Knife Blade' due to its sharp and narrow ridge.
Where does the hike start?
Start either at Kadoorie Farm or at Fanling MTR Station.
Is the trail dangerous?
The ridge is narrow; caution is advised during strong winds or rain.
How long does the crossing take?
The entire hike usually takes about 4 to 5 hours.
Is there drinking water on the trail?
No, bring at least 2 liters of water as there are no shops on the trail.
Tai To Yan: where is it located?
Tai To Yan is located in Hong Kong SAR China.
Tai To Yan: when is the best time to visit?
The most pleasant time to visit is Mar, Nov, Dec.
Tai To Yan: why is it worth visiting?
Tai To Yan is a prominent 566-meter mountain situated in the northern New Territories of Hong Kong.
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