Bus Numbers From Secunderabad To ECIL

I am from Secunderabad. I want to go at the ECIL Hyderabad Office for some personal reason. So I want to go there by Bus. So provide me list of Buses which are run between Secunderabad to ECIL Hyderabad. Give me Route Map if I want to go by Car or Bike? Pls provide Bus Number of all Buses for at ECIL from Secunderabad.