Koya ChiefdomKoya Chiefdom also known as Western Koya is a chiefdom in Port Loko District of Sierra Leone. Its capital is Songo.EconomyRecently, Koya Chiefdom will be have industrial district named Sierra Leone Industrial Zone-Koya and built by the ARISE Integrated Industrial Platforms with funding from Indian and South Korean investors. It is wide and powered by solar power system.