Roundup: Africa's major miners call for value chains building

CAPE TOWN, May 9 (Xinhua) -- Major mining countries in Africa on Monday highlighted the great potential and prospects in Africa's mining sector in "green metals" and other minerals while expecting investment in the sector to bring more benefits to the local community through building on value chains.

Investing in African Mining Indaba, which was said to be the largest African mining investment event, kicked off on Monday in Cape Town, the legislative capital of South Africa, attracting thousands of attendees from governments, mining groups and relevant players.