HELP

A place that can help you check learning tutorials and materials about DATA.GOV.HK

ABOUT THE Public Sector Information PORTAL

This is a Public Sector Information portal that lets you find various city data, find facts about your neighborhood, and lets you download geospatial data about the city, all of which can be used for commercial app development, personal analysis or academic study freely.

New to the Public Sector Information portal? We have a list of tutorials for you to learn and understand more about what DATA.GOV.HK offers and how to use the features.

Let’s Start with Home Page

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Data

MENU

We have various types of datasets available for you to use across different categories from different providers. You can access all of these in this menu.

Learn

Learn has everything you need to know regarding using DATA.GOV.HK from help to instances of using Public Sector Information

Download Queue

You can add a dataset and data resource to the queue as you browse through and download them later.

GEOSPTIAL DATA

We have a few of the datasets represented in map so that it is easy for users to extract data based on Location.

APPLICATIONS

Applications that have used Public Sector Information from DATA.GOV.HK are shown here. You can learn and understand how Public Sector Information can be used.

SEND US FEEDBACK

At any point in time, you can send us your questions or concerns.

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Learn how to extract Geospatial Data.

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SELECT RESOURCE(S)

The list of available resource are provided on the left. You can click on the "+" icon to select the resource(s) to view on the map.

You can select up to 3 resources at a time.

There are search and filter functions available to narrow down the list

SELECT RESOURCE(S)

All the selected resources will be plotted on the map. You can remove the resource(s) from the list at any point in time.

The "AVAILABLE RESOURCES" and the "SELECTED RESOURCES" panel can be collapsed to view more of the map.

MORE INFORMATION

To know more about the selected resource(s), you can click on the pins to visualise the data.

DEFINE AREA

Once you have selected the resource(s), you need to define an area in order to extract the data.

There are two ways, either by selecting "DRAW A RECTANGLE" or by selecting "SELECT A DISTRICT" for a pre-defined area.

EXPORT DATA

Once an area is defined, the "EXPORT DATA" button will be enabled for you to export the geospatial data.

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Learn About Historical Data Download

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GET HISTORICAL DATA

Most Data set and Data resources have historical data.

To get Historical Data, you need to enter the desired Date Range and Click on Get Data.

DOWNLOAD HISTORICAL DATA

On Clicking Get Data, You get the total no. of files and the size information and the options to directly download Historical Data or add them to the Queue and download later.

API STRINGS

The API Strings will be displayed below for all the historical data.

You can also copy the API Strings by using the “COPY API STRINGS” link on top for your ease

HELP

If you need any help regarding how to use API Strings, Click on the API Specifications link to know more about it

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Learn how to use API Builder

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API Builder

You can enter the parameters and set a rule to get the data that you need.

ADD RULE

You can add multiple rules to extract data, click on Get Result to get the Data.

API QUERY STRING

On Clicking Get Result, you will be provided with the result and also the API String to get the result.
You can also copy the String using “COPY API STRING” link on the top right.

EXPORT RESULT

You have the option to export data in different formats CSV, JSON and XML.

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Learn about Download Queue

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ADDING TO THE QUEUE

You can add entire dataset, data resource and the other documents to the queue.
Click on the icon to add the data that you need to the Queue.

DOWNLOAD QUEUE

Once you add the data to the Queue, the Download Queue button on the top is enabled, so that you can click on it to view all the items that you have added in the queue.

IN THE QUEUE

You can see all the items Dataset, Data Resource, Historical Data that you have added previously and you can download them all together.

INFORMATION

The details of how many files and formats have been added are provided.

DELETE ITEMS

You can manage the download queue by deleting the items that are not required

DATA RESOURCES

When an entire dataset is added, You can delete individual resources by expanding the data set.

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API SPECIFICATIONS

We have come up with different API builders to help you extract the data based on your Query, or Historical Data. This section has all the help you need to know more about coming up with APIs.