CHICAGO, Jan. 19 (Xinhua) -- Stellantis, a merger of Fiat Chrysler Automobiles NV (FCA) and French Groupe PSA, rang its opening bell and began trading at New York Stock Exchange (NYSE) under ticker STLA on Tuesday.

The tie-up will help preserve jobs, factories and the 14 auto brands, and will save billions annually, said Stellantis CEO Carlos Tavares, who is also PSA CEO, on Tuesday at an online press conference.