The utility model discloses a project process is trailed and early warning device, including data analyzer and tracking watch -dog, the precaution device is installed at data analyzer's top, and adjust knob is located control button's below, and magnetism card induction zone is located one side of adjust knob, and electron shelves input port is located adjust knob's below, trail the both sides of watch -dog and install the belt, the fixed slot is installed to the one end of belt, record camera is installed in the outside of belt. The utility model discloses an optic fibre cover is installed to both sides, and installs the optical fiber pole in the optic fibre cover, installs signal receiving and dispatching strip on the optical fiber pole, and signal receiving and dispatching strip with trail the watch -dog and pass through the LAN and is connected, trail the watch -dog and distribute on the important person that the project was trailed, through this kind of design, make the project process removed the tracking, tracking has in real time increased the management of project process greatly.