Roadblock device, road condition management device, and method thereof

A road condition management device comprising:

• a communication unit configured to communicate with at least one roadblock device and at least one terminal device;
• a storage device configured to store a plurality of modules which are collections of instructions;
• and
• at least one processor configured to execute the plurality of modules, the modules comprising:
• a location obtaining module configured to obtain at least one geographical location information respectively sent by the at least one roadblock device, wherein each geographical location information comprises a geographical location of a corresponding roadblock device sending the geographical location information;
• a store controlling module configured to store the at least one geographical location information sent by the at least one the roadblock device to the storage device;
• and
• an information sending module configured to generate a road condition prompting information related to a target area according to the geographical location information stored in the storage device, in response to a search request sent by the terminal device for searching a road condition of the target area.