State-owned manganese ore mining company MOIL Limited has named Usha Singh, Director (Human Resource), as Chairperson-cum-Managing Director of the company, with effect from November 1, 2022. She succeeds M. P. Chaudhari, who has attended the age of superannuation on October 31, 2022. According to the company’s exchange filing, “Further, as per order no. F.No.4/1/2021-BLA dated…