Ah, I see you have read Umar Saif's tweet and just rehashed it without any due diligence.
The guy might be good computer scientist (and an exploitative one at that), but that doesn't mean he is correct on all counts.
Just have a read on the following link.
Find the latest exports, imports and tariffs for Refined Petroleum trade in Pakistan.
oec.world
Also,
ISLAMABAD - Currently, five refineries are operating in the country with overall installed capacity of 417,400 barrel per day (BPD) oil and co
nation.com.pk