The former head of South Africa’s National Treasury has been tasked with cleaning up a scandal-dogged company that’s contemplating partnering a Chinese battery maker in a $1-billion lithium operation. Dondo Mogajane aims to restructure and improve compliance at Johannesburg’s Moti Group. Founder Zunaid Moti told Bloomberg his reputation is hindering the fortunes of a company that has a venture with Anglo American Platinum, chrome and lithium assets and property development businesses. He has stepped back from management.