The invention discloses a concrete mixing ship data interaction system, which is externally connected with a mixer industrial control system and a shore-based server, and comprises a client system, a wireless communication system and a server system which are connected in sequence, the client system comprises a data acquisition unit, a data issuing unit and a data uploading unit, the server system comprises a system data sending unit, a system data receiving unit, a system processing unit and a system display unit, and the data acquisition unit acquires feeding details, production lists and heartbeat packets of the stirrer industrial control system on one hand; on the other hand, a task instruction, a production formula and stock bin material parameters from the wireless communication system are received; and the data issuing unit issues the task instruction, the production formula and the stock bin material parameters to the stirrer industrial control system. According to the invention, the production and material information of the concrete mixing ship is collected in real time, and the timeliness and transparency of data are improved.