In LHB action SR has gone a tremendous transformation silently. Popular daily trains are run with LHB which other zones have weekly and new trains. Here are some of the list 1. Coimbatore Cheran Chennai TVM mail 4 rakes 2. Madurai Chennai Tirchy Pandiam and Rockfort - 4 rakes. 3. Nellai tirunelveli tensaki Potigai 4 rakes 4 . Kanyakumari Chennai Tuticorn Pearlcity 4 rakes 5. Netravati 4 rakes 6. Kerala 6 rakes are few prominent trains to name. Some RSA may be wrong but they are run with LHB.