DEARBORN, MI—Ford will to invest $168 million to move production of its 2016 F-650 and F-750 medium-duty trucks from Mexico to Cleveland.

SALTILLO, Mexico—Chrysler is spending nearly $1.25 billion in two assembly plants here. The investment is expected to create 1,570 jobs.

SALAMANCA, Mexico—Mazda is planning to invest $120 million to build an engine factory adjacent to its vehicle assembly plant here. The new facility will be able to produce 230,000 engines per year.

CELAYA, Mexico—Honda is planning to build a $470 million transmission assembly plant here.

QUERETARO, Mexico—Mitsubishi Electric is planning to build a $33 million assembly plant here to make starters, alternators and other auto parts.

MEXICO CITY—A decade ago, wages in Mexico were six times higher than in China. In 2011, they are only 40 percent higher. That, along with other factors, is spurring a growing number of manufacturers to move production from China to Mexico.

VAN NUYS, CA—Superior Industries International Inc., a manufacturer of aluminum wheels, is building a $135 million assembly plant in Mexico.

SILAO, Mexico—Volkswagen has opened a new engine assembly plant here. The plant will have a maximum annual capacity of 330,000 engines.

TIJUANA, Mexico—Hyundai will invest $130 million in a new assembly plant here to produce aluminum auto parts. The plant is expected to create 300 jobs.

TIJUANA, Mexico—Electronics manufacturing services provider Sigmatron has opened a new assembly plant here.