They will provide you perfect job security if you are from a distinct caste.
Dislikes
1.No chance of growth anyhow
2.Salary is less than pocketmoney
3.Due to 3-4 person every other employee is waste of resource for the management
4.Misery is more than you expect here.
5.Management skill of higher authorities are very poor and pity
6.The most important skill to work here is buttering