ImmuCell Corporation announced preliminary unaudited product sales results for the year ended December 31, 2019. Total product sales increased by approximately $2,700,000, or 25%, to approximately $13,700,000 during the year ended December 31, 2019 versus the year ended December 31, 2018.  Total product sales increased by approximately $695,000, or 24%, to approximately $3,600,000 during the fourth quarter ended December 31, 2019 versus the comparable period during 2018.