Hello members my name is Muhammad Hassan

I want to asked about the visa cancellation procedures?Currently I am on employment visa in Oman . I want to go on cancellation back to Pakistan . My current company is foreign company they closed their operation in Oman due to no business now they are leaving Oman soon  . Company CR is still registered in Oman . Currently I am staying in Oman and searching job if I able to get the job how I can go on cancellation ? Company already issued me the NOC.. kindly advice me if my company persons left the Oman what should I have to do for visa cancellation to transfer on new employer if I got the job or I need to write some letter and get signed and also which type of letter .

Please advice

Thank you