Which taxi training center is best in Dubai to...

Although your query is not clear, here is the following information:
If you mean to obtain a driver's license:
That you can review the Traffic Department in the Emirates, and present your driver's license issued by your country. To replace it with an Emirati traffic licence.
The following documents must be attached to the license replacement application:
- passport copy .
- A copy of the UAE residence.
Your driving licence.
A certificate of no objection from your sponsor.
And a medical eye test from any hospital, clinic or specialist.
Your request will be studied and the appropriate decision issued, as the UAE allows in some cases to replace a driver's license.