南非总统拉马福萨：目前存在关税问题，关税事宜将被纳入讨论范围。关键矿产资源将成为讨论焦点。

Group 1 - The South African President Ramaphosa highlighted existing tariff issues that will be included in upcoming discussions [1] - Key mineral resources are expected to be a focal point of these discussions [1]