The Ministry of Domestic Trade and Consumer Affairs (KPDNHEP) will conduct studies to determine if the price increase of 5kg bottled cooking oil is reasonable.<br /><br />Penang KPDNHEP director Mohd Ridzuan Ab Ghapar said officers had issued notices to producers and traders under the Price Control and Anti- Profiteering Act 2011 to obtain information for the studies.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline