
What we deliver
Smart City / Digital Twin
We specialize in BIM, IoT, and GIS technologies. Our solutions team is equipped with skills in LangChain and ESRI ArcGIS for GIS software development.
AEC Digital Transformation
Our platform combines AI, 3D models, GIS layers, IoT data and photogrammetry, enabling users to access all information through a single interface.
AI Applications
Skilled in RAG, GeoAI, and adept at developing Text to SQL applications with various LLMs like Azure OpenAI, Deepseek, Llama ...etc.
About Us
ETag is your trusted partner in software development, with a deep understanding of the Hong Kong construction development cycle and the latest IT technologies. Since 2013, we have been delivering tailored BIM Applications, GIS Applications, IoT infrastructure, and Digital Twin Platforms. Our proven experience in the construction industry positions us as a vital contributor to your success in the era of innovative technology.
Today, we are expanding our expertise to include AI application development, helping our clients enhance their competitiveness in the market.



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Contact Us
For enquiry, you may leave a message here, or contact us through the means below.