Serbia Zijin Mining DOO Bor

May 20 (SeeNews) - China's state-owned Zijin Mining Group has invested $2.5 billion (2.3 billion euro) in its Serbian copper mining activities in the past five years, from the acquisition of the business in December 2018 until the end of 2023, Serbia Zijin Copper's director general, Qiu Guozhu, said.