Identify specific vehicle & counting Answered

hi all, I am new to here.

I am working as web developer & we make IT solutions in various technical field. like cctv, etc.

Now I have client & he need to create some system.

Need to identify specific vehicle using No plate or I can set to some device to vehicle.

Then that vehicle pass some specific point ( this point is not change. Fixed point ) our system need to count no of times these vehicle are passed this point.

After these data need to get via computer programme. I can wire Network cable or other cable.

Have any idea how can do this ?

please help me. sorry for bad English. hope you understand.