Mexichem, S.A.B. De C.V. Announced earnings results for the first quarter ended March 31, 2019. For the first quarter, the company announced sales was USD 1,766 million compared to USD 1,756 million a year ago. Operating income was USD 186 million compared to USD 227 million a year ago. Net income was USD 48 million compared to USD 79 million a year ago.