Aug 20 (Reuters) - Nemaska Lithium Inc NMX.TO :
* NEMASKA LITHIUM FINALIZES A 5-YEAR SUPPLY AGREEMENT WITH NORTHVOLT
* NEMASKA LITHIUM - UNDER AGREEMENT, CO'S UNIT TO SUPPLY UP TO 5,000 BUT NOT LESS THAN 3,500 METRIC TONNES PER YEAR OF LITHIUM HYDROXIDE TO NORTHVOLT