Dec 21 (Reuters) - Summit Industrial Income REIT SMU_u.TO :
* SUMMIT INDUSTRIAL INCOME REIT EXPANDS PRESENCE IN STRONG GTA MARKET WITH $68 MILLION ACQUISITION
* SUMMIT INDUSTRIAL INCOME REIT - WILL ACQUIRE 100% INTEREST IN A 342,830 SQUARE FOOT SINGLE TENANT WAREHOUSING AND LOGISTICS FACILITY IN AJAX, ONTARIO