What is the fine-grained topic of the following text: Underlining FL's ability to deliver competitive, productive and efficient copper concentrator process equipment anywhere in the world, KAZ Minerals in Kazakhstan, has selected FL as their technology partner for a new, 75,000 tonnes per day line at Aktogay. Only return the topic.
KAZ Minerals selecting FL as their technology partner for a new copper concentrator line at Aktogay in Kazakhstan.