 Three months later, in April the government approved the Ovoot Tolgoi project allowing Ivanhoe to begin production in the southern portion (Sunset Field).In May it sold its majority interest in Jinshan Gold Mines for C$216.7 million.Later that summer Ivanhoe's Australian subsidiary went public with a A$125 million IPO (62.5 million shares) and Rio Tinto helped the Oyu Tolgoi project acquire certain equipment.