If the cause of action has arisen at Surat, you may succeed in claiming that: the courts at Surat can have jurisdiction.
The jurisdictional courts can be: as narrated in contract (of employment/appointment letter), location/HQ of employee, location of Redg. Office/HO of the company, location at which cause has arisen.
Your own counsel can opine on it after examining your docs on record and inputs.
There are many employee’s/teachers Forums.
If you wish you can seek their support and guidance.
If possible, resolve the matter without litigation.