I have been helping him for many years.
میں کئی سالوں سے اس کی مدد کر رہا ہوں۔
The sentence uses "for many years", which indicates an action that started in the past and is still continuing.
For such cases, we use the present perfect continuous tense:
Subject+have/hasbeen+verb−ing
Get instant updates and alerts directly from our site.
Install this app on your device for quick access right from your home screen.