The Government developed the Common Spatial Data Infrastructure (CSDI) Portal for the integration, exchange, and sharing of geographic spatial data in support of smart city development in Hong Kong. The CSDI Portal is launched in Decemeber 2022.

Datasets released on CSDI Portal are geo-tagged, accompanied with their metadata documents and data specifications and in open and machine-readable formats with Application Programming Interfaces to facilitate innovative use of the spatial data.

Electrical and Mechanical Services Department (EMSD) published the annual spatial data plans to set out the datasets released and to be released in the respective three years on the CSDI Portal (

Annual Spatial Data PlanLast Update

Annual Spatial Data Plan for 2023 to 2025

[PDF format ( 81 KB )] 15 December 2022

Annual Spatial Data Plan for 2022 to 2024

[PDF format ( 75 KB )] 12 January 2022

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