[Stay on top of transportation news: Get TTNews in your inbox.] Walmart de Mexico SAB (Walmex), the local unit of the U.S. retail giant, plans to invest $6 billion this year in its Mexico ...

Walmart's Mexico unit said on Thursday it would invest more than $6 billion in the country this year, around triple its planned spending from the year before.

Walmart now runs 3,407 stores in Mexico, where it has more locations than in any other country outside the United States, its Mexican unit, Walmart de Mexico, said in a monthly report.