@PHLin
Does http://discourse.ubuntu.com/t/dual-touch-screen-monitors-working-on-14-04/1675 and http://askubuntu.com/questions/51445/how-do-i-calibrate-a-touchscreen-on-a-dual-monitor-system give you some help?
@PHLin
Does http:// discourse. ubuntu. com/t/dual- touch-screen- monitors- working- on-14-04/ 1675 and http:// askubuntu. com/questions/ 51445/how- do-i-calibrate- a-touchscreen- on-a-dual- monitor- system give you some help?