How come a finance company is registered under Factory Act?
It seems that you are either not properly informed or are not posting facts.
Termination is speaking order, therefore termination order in writing should have been supplied.
After verbal termination you should have, ideally, refrained from siging imp. docs.
You should not have invested personal money.
You may collect our personal money and clear all a/c's with your ermployer.
Leave/leave encashment is as per service leave rules applicable to establishment and your designation.
If the relationship is that of employer-employee, and if the Payment of Gratuity Act,1972 applies, then gratuity should be applicable.
It has already been posted that: Certainly you may approach an able counsel specialzing in labor-service matters, before you proceed on your own.'