- Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Ajmer District of Rajasthan {(NIC : 016, 105 to 108, 110, 120, 131, 139, 161, 162 and 170) (2008-2009)}
- Principal Characteristics (3-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Ajmer District of Rajasthan {(NIC : 181, 192, 201, 202, 210, 222, 239, 241 to 243, 259 and 264) (2008-2009)}