What is “PTCL Pay Scales 2008″? When BPS converted into PPS?

In the PTCL Managemet Salary Package notification, It in noted that Regular Employees having Basic Pay Sclaes (BPS) is now termed as PTCL Pay Scales (PPS). Many Workers has mentioned that PTCL Company Pay Scales  does not exist at all, Nor PTCL managemet has announced PTCL Pay Sclaes then Why PTCL Managemet is gong to ………

Table of Basic Pay Scales 2008

BPS Minimum (initial) Increment Maximum
1 2970 90 5670
2 3035 100 6035
3 3140 120 6740
4 3240 140 7440
5 3340 160 8140
6 3430 175 8680
7 3530 190 9230
8 3665 210 9965
9 3820 230 10720
10 3955 260 11755
11 4115 275 12365
12 4355 310 13655
13 4645 340 14845
14 4920 380 16320
15 5220 420 17820
16 6060 470 20160
17 9850 740 24650
18 12910 930 31510
19 19680 370 39080
20 23345 1510 44485
21 25880 1700 49580
22 27680 1985 55470