The Chamber of Mines of the Philippines (COMP) on Tuesday vowed to step up efforts to promote responsible mining, after President Duterte called on miners to shape up, then took a jab at the government for belittling the industry's contribution to the economy.

COMP, the group of large-scale mining companies operating in the Philippines, said the government is getting "more than its fair share" of mining profits.
Read more: Miners hit back after new round of bashing