A. ‘T’(Touchpoints) stands for General Touch Technology Co.,Ltd. All GeneralTouch touchscreen
     model numbers begin with T.

B. Stands for the applicable monitor types,which are divided into 4 types as follows:
            F:CRT Flat
            S:CRT Spherical
            C:CRT Cylindrical
            L:LCD( Liquid Crystal Display).

C. Stands for the thickness of the glass as follows:
           3:3mm Normal glass
           4:4mm Normal glass
           6:6mm tempered glass.

D. Stands for the edge form of the touchscreen panel as follows:
            V:Vertical
            B:Bevel

E. Stands for the size of the touchscreens, which is indicated with 4 numbers, the form is X X d X, d
    here stands for the"dot",If the screen size is the round figure ,the size is indicated with the former
    two numbers. For example:
            17” touchscreen is indicated as 17;
            18.1” touchscreen is indicated as 18d1;
            10.4” touchscreen is indicated as 10d4.

F. Stands for the dust-proof type, indicated as P, it is omitted if the touchscreen is not a dust-proof  
    type.

G. Stands for the Vandalproof type, Indicated as S, it is omitted if the touchscreen is not a
     safetouch type.

H. Stands for the Waterproof type,indicated as W, it is omitted if the touchscreen is not a
     waterproof type.

The definitions for the models of all kinds of controllers:

A. Stands for the layers of the circuit board, indicated with one Arabic number.

B. Stands for the times of modification of the circuit board, indicated with 3 Arabic numbers;

C. Stands for the interface of the controllers, falling into 2 categories: S and U.