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HK Housing Issue Mainland China


Tai Po

Yuen Long

Sha Tin

Tuen Mun

Sai Kung Tsuen Wan

Wong Tai Sin Kwai Tsing

Public Housing Typology Evolution Sham Shui Po

Kwun Tong

>20M² (Area per person)

Green Island

Yau Tsim Mong


Kowloon City

(of HK population)

Illegal Housing Typology


Central and Western

(Area per person)

Wan Chai






(of HK population)

Islands Southern

Cage Home



Kowloon Walled City Data: Total floor area: 26096.16 M² Housing: 93% Food Factory: 2.6% Manufacturing: 3.5% Dental and clinic: 186

7,500 Residents 1975

45,000 Residents 1991

The Timeline of Kowloon Walled City related to control and population growth 1668-1841: Chin Dynasty, China 1841-1899: British colonial, an enclave of China 1899-1940: British 1941-1945: Occupied by Japan, tore down the wall 1946: Squatters started to occupy the field (1st wave of habitants) 1948: The union of the habitants fought against the claiming back from British HK Government 1949: People’s Republic of China established, refuges flooded into the field (2nd wave of habitants) 1950: Triads took over the city Population grew to 5,000 1963: 1971: Population grew to 10,000 1973: HK polices defeated the gangsters and gave back the peace and safe to the habitants 1974: New development started separately without any control and regulation 1980: Population grew to 35,000 1987: British HK Government and Chinese Government negotiated to tear down the Kowloon Walled City Population grew to 50,000 (Became the densest place in the world with 1,923,077 people per Km2) 1993: 1994: Demolished 1995: Transformed into Kowloon City Memorial Park

Kowloon Walled City Ground Floor Plan

Section Mapping of Kowloon Walled City’s Commercial Uses

Green Island


To Mac To Ma Wan


ne un rT

ou arb

To Lantau Island os Cr

n To Pe


Chau d

lan a Is


m La

Green Island ma

Sai Ying Pun

nd ISla

La To

Hong Kong University


Sheung Wan


Kennedy Town

Hong Kong Island

Fairway MRT Line

The Exiting Buildings and Landscape on the Island

HK IFC Tower

Green Island Lighthouse Compound

The lighthouse is still operating.

Weather Station

The landscape along the trail.

Height: 1) Green Island---------89M 2) Little Green Island---38M Area: 1) Green Island--------118,331.8M² 2) Little Green Island--15,279.6M² *Total Area-------------133,611.4M²

Recept ion Centre Buildings

The pier for reception centre

Population: 1) Green Island---------20 2) Little Green Island---0 *Total amount-----------20 Geology: Mostly granite Accessibility: Not open to public

Kowloon Walled City V.S Green Island

Kowloon Walled City on Green Island

The Outlawed Archipelago Mechanism Ban on inadequate housings

HK Government

Government Rooftop


Tax fro



Volunteer + NGO


Fun specu ding lative hou

Old Residents Poverty Resident les Sing s ilie m fa g un o Y


Authority Consultancy Self-builder Social Care Expert Meeting Community Contractor Developer

Guide line Architecture, Structure...etc Single unit Goods supply, health care...etc


an ts Artists White collar

New Residents

mar ke




Announce Green Island as the Special Zone, a land without administrative control.



Principle Community

New Residents


Old Residents

or Applicants as occupants

or Applicants teamed as developers



Residents as workers

Residents teamed as contractors

1. The land on the island belongs to HK Government. 2. The built properties are not tradable but exchangable. 3. Occupants who want to move out should give the property back. 3. Every unit of housing chould only be registered to one applicant. 4. Group applicants as developers have to set up the share space.

Timeline Sprout




Blend d City loon Walle w o K f o e g Curv Developin

35000 35000 30000

White Collars

Cultural Workers

25000 20000 New generation

15000 Immigrants

10000 5000 1000 2015

Young families











。Universal suffrage implemented 。West Kowloon Cultural District 。3rd runway launched Phase I completed 。China becomes the biggest trading nation in the world 。HZMB* completed

。The ratio of elderly rises at 1/4, which informs HK step into the aging society




。West Kowloon Cultural District 。HK Population: Phase II completed 8.4 million

。New generation of the villagists emerges

。3rd runway completed 。New migration policy announced, the old illegal immigrants can apply for PR and be able to work legally HZMB : Hong Kong, Zoohai & Macau Bridge

。Part of the villagists move to public housing units

。West Kowloon Terminal Launched 。’Green Island Special Zone’ announced

。The mediator withdraws, Green Island steps into the stage of autonomy

Residents Category Elderly

。Former occupants of illegal housings, moved onto Green Island by the NGO as the initial group of villagists after the action imposed. 。Settled in the old reception centre and live together with the NGO and the working group.

Young Family

。Young families which have the dream of making homes by themselves, believe in that ideal life comes from the freedom to decide the way you live.

New Immigrants

。Get into HK through human traffiking from South East Asia or Africa and by claiming their identification as refugee to get the temporary ID and monthly support.

Cultural Workers

。A group of people who persues freedom and diversity settling down in the north part where can provide well connection to West Kowloon Cultural District

White Collars

。Down-to-earth, comes from ordinary families, tired of faking society and unfriendly HK urban life start to move into the island in 2035



Density Benchmark

Guideline A. Layout / Extension 1. Buildings should be constructed from the lower elevation then go higher. 2. At least one side of the building's facade should have an opening. 3. The horizontal extension along the contour line should follow principle #1. 4. Not until the lower level has been developed the upper level could be built. 5. The continuous length of the horizontal extension should not be over 30 metre. 6. Every two building masses should keep a distance more than 6 metre to allow daylight led in.

Massing Speculation B. Construction / Materials 1. Buildings should be lifted above the steep terrain. 2. The material of structural system could be either concrete or steel but wood. 3. The structure of rooftop should be capable for future vertical extensions. 4. The external wall could be any material but wood. 5. Recycled containers could be used as temporary buildings by special tennets for less than 2 years. 6. The container buildings could only be settled in constrained area.



25M 20M



20M 15M

Section High


Section 25M





15M 10M


horizontal growth




<30M <30M

Length Control



Upper Mass Lower Mass 25M 20M 15M 10M







Green Island Hostel

Clustering Growth

Life in the island

Ai Weiwei reveals his latest sculptural artwork, the Golden Cork.

Chen, a 14-year-old boy, skating on the roof skate park.

Susan, moved from the US, fishes every Sunday morning at the south east shore of the island.

Mix-used clusters

Roof top farming

The elderly enjoy the life on the island, which is irresistibly exercise-oriented. Public escalators in main routes help residents moving efficiently.

Offices of creative industry gathering on the island incrementally, which shape the landscape spatially.

Huang, a founder of a small contractor, working on the facade renewal construction

Sumon and Maruf, immigrants from Bengla land at the ferry pier, expecting to start their new life in HK from Green Island.

Final Crit Drawings  

The project embraces the spirit of HK and deal with local social issues such as housing, administrative power and immigration. Conjecture th...

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