Most visitors to Lantau Island arrive at the north — at the airport, at Tung Chung, at the Ngong Ping cable car terminus — and leave the same way. The south shore of Lantau is a different place. The road that runs along it, South Lantau Road, is narrow and winding, and the communities it connects — Mui Wo, Cheung Sha, Tong Fuk, Pui O — are quieter, more village-like, less visited than the north. Tong Fuk village gives the beach its name. The Leisure and Cultural Services Department of the Hong Kong Government manages the beach as one of the territory's gazetted beaches — meaning it has official status, lifeguards in season, and basic facilities including changing rooms, showers, and toilets. Gazetted status brings oversight; it also brings the water quality testing that makes Tong Fuk's consistently acceptable ratings a documented fact rather than a hope.

Stand at the water's edge at Tong Fuk and look south. Cha Kwo Chau, an island that lies between Lantau and Lamma, sits on the eastern horizon. To the west, Shek Kwu Chau — a larger island, home for many years to a drug rehabilitation center — is visible across the channel. The Pearl River estuary lies beyond, though on hazy days the distinction between sea and sky dissolves before the mainland shore comes into view. In clear weather, the framing is generous: green hills behind, open water ahead, and the kind of uninterrupted horizon that is genuinely rare in a territory as dense as Hong Kong. Sunset here comes from the west over Lantau's own ridgeline, which produces the 'spectacular' effect the CNN article described — the last light striking the water and the islands in the channel.

The beach made the news twice in quick succession for reasons that had nothing to do with sunbathing. On 21 December 2018, Ocean Park personnel found the carcass of a subadult female finless porpoise stranded at Tong Fuk, temporarily closing the beach while the Ocean Park Conservation Foundation transported the animal back for autopsy. Then, on 15 January 2019, a second finless porpoise was found — an adult female, in third-degree moderate decay, with visible wounds on her tail. The beach was temporarily closed again. The incidents were reminders that Tong Fuk Beach exists at the edge of waters that finless porpoises — a species under conservation pressure in Hong Kong — use as habitat. The Pearl River estuary and the waters around Lantau are among the most important zones for Hong Kong's population of Indo-Pacific finless porpoises. Their presence, in death as in life, on a beach used by swimmers is not incidental.

What makes a beach 'hidden' in Hong Kong is largely a matter of effort. Repulse Bay, Clear Water Bay, and the beaches of Sai Kung draw crowds because they are easy to reach from the urban core. Tong Fuk requires a deliberate choice — taking the ferry to Mui Wo or Peng Chau, then navigating South Lantau Road by bus or bicycle. That friction is the filter. The people who arrive at Tong Fuk have, by definition, wanted to come to Tong Fuk. The beach does not intercept passing traffic. It does not benefit from being adjacent to a shopping mall or a hotel. It simply sits there, 150 metres of gray sand between the South Lantau hills and the Pearl River estuary, doing what beaches do. The gazetted facilities make it comfortable; the distance makes it quiet. Both are, in their different ways, forms of value.