the fact that they have given her a termination letter is proof enough that she was employed in that company. go to the labour dept. 3rd floor. they will assist you,and if its possible tell your wife to go there by herself as this case involves her and her company.about the contract all she needs to say is she's been demanding it but they have continuosly neglected to provide her a copy,they will be questioned and fined as it is a complete violation from their part. labour dept opens at 7am and you must be there before 8 so they can call your employer immediately