How to install ROS packet of Ping360

I want to use ping360 in the ros and I just down the ros package in my ubuntu18.04(ros-melodic) from github, when I using command “catkin_make” to build the package, the system informs me an error as shown below:

I google it and they said it may be caused by wrong edition of ros, but the github readme file indicate this package is already tested in ros-melodeic (but it mentioned ubuntu16.04,why?) which is the same edition as mine:

This is really confused me, anybody can help? Thank you!!