From January 1, 2014, new models put into use.

Summary of the models information is as follows: 
 ★  RC Series changed to C series (eg: RC3000 to C3000);

 ★  TM series changed to T series(eg: TM1000 to T1000);

 ★  PVT series changed to DM series(eg: PVT1010 to DM1010);

 ★  VS series changed to VM series(eg: VS3000 to VM4000);