Chinese lithium mining Tianqi 's bid to acquire a 25 % stake in Sociedad Quimica y petrol de mines ( SQM ) has been given the green flag after the South American government 's antitrust court approved a deal between Chilean regulators and the miner .
Chinese lithium miner Tianqi's bid to acquire a 25% stake in Sociedad Quimica y Minera de Chile (SQM) has been given the green light after the South American country's antitrust court approved a deal between Chilean regulators and the miner.