QH sư dung đât Lâm Đông is a free Android app developed by Trân Cương in the Travel & Navigation category. The app is a comprehensive land use planning tool that supports the look-up of land use planning, land use plans, and final periods untilIt covers 12 districts in the Lâm Đông province, including Bao Lam, Bao Loc, Cat Tien, Da Huoai, Da Lat, Dam Rong, Da Te, Di Linh, Duc Trong, Don Duong, Lac Duong, and Lam Ha.

The app uses Mapbox.com's base map technology to publish land use plans and determine the user's current location on the map. It also supports two coordinate systems, Longitude-Latitude and VN2000, and has functions to zoom in/out, rotate the map to the North-South axis, and find and bookmark current locations by name. Users can also use the electronic compass (only supported on devices with magnetic induction chips) and customize the transfer parameters.