Saurav Comuters & Repair : 9308957932 , 9525378552 : Contact : Urmila Tower, Bank More, Dhanbad Ho, Dhanbad - 826001
Unitech Computers : 9334394831 , 9973806695 : Contact : Randhir Verma Chowk, Gyan Mukherjee Road, Dhanbad Hirapur, Dhanbad - 826001