U havent mentioned that how long u have been here, first time u r renewing ur visa after 2 years??, normally 1st time, u will get approval 2 years from the labour dept, and u have to apply the same procedures as before. if ur hus having a good profession in id ie engineer,manager,sales manager,accountant such no need he can go with renewal application along with his id copy and ur passport copy and ur original passport, within 15 minutes,it could be over.