C55 [strengthened Black Iron Bow]

Setting aside the bounty from the three Diamond Apes, the black iron ores alone justified Ke Dong risking everything in a battle with them. Once he had explained the significance of the black iron ores to Zhao Ya and Kuan Feifei, Ke Dong didn't hesitate to make his next move.

"I'm going to use the portable furnace to smelt the black iron ores. Let's get all of them processed first!" he declared