LPG marketing companies have once again raised LPG price up to Rs4 per kg, Dunya News reported on Thursday. After this hike, domestic cylinder has been increased up to Rs 30 while commercial cylinder has been increased by Rs 120. It is the second time LPG prices are increased in 4 days. New price of LPG in Lahore would be Rs 81/kg, in Karachi Rs 78/kg, in Pehsawar, Murree, FATA and Gilgit would be sold at Rs 85/kg.