HAWTHORNE, Calif. — Tesla Inc. has unveiled its long anticipated, all-electric Class 8 tractor, marking the electric car maker’s entry into the commercial truck industry and reinventing the heavy-duty truck as we know it.

Tesla Inc. is finally ready to introduce its first all-electric heavy-duty truck. In the works for two years, it’s a project that’s aimed squarely at cleaning up the freight industry, which accounts for one-fifth of global oil demand.

China’s Tencent Holdings has developed its own autonomous driving system, according to people familiar with the matter, becoming the latest technology player to dive into a crowded field that could become a $42 billion industry.

Tesla Chief Executive Elon Musk has promised to unveil an electric semi-truck on Nov. 16 that will drive like a sports car and beat its diesel counterpart in a tug of war. “This will blow your mind clear out of your skull and into an alternate dimension,” he wrote on Twitter this week. But none of that really matters.

Tesla Inc. will unveil its electric Tesla semi-truck on Nov. 16 in southern California. It’s all part of CEO Elon Musk’s “Master Plan Part Deux” in which he vowed to expand the company’s lineup to “cover the major forms of terrestrial transport.”

Daimler AG is stepping up plans to roll out electric-powered trucks as the world’s largest maker of commercial vehicles seeks to fend off newcomers like Tesla Inc. and Deutsche Post AG.

Daimler AG is jumping the gun on Tesla Inc. by showing off a battery-powered heavy-duty truck weeks before the California electric-car maker’s own planned unveiling, in a sign of the growing rivalry between the companies.

Tesla Inc. pushed back the reveal of its semi-truck by three weeks as CEO Elon Musk focuses on boosting production of the cheaper sedan that the electric-car maker is counting on to dramatically increase sales.

Silicon Valley automaker Tesla is tentatively set to reveal its electric semi-truck in October, CEO Elon Musk said

Tesla Inc.’s design of its Autopilot system contributed to a 2016 fatal crash in Florida, accident investigators concluded as they recommended all automakers prevent autonomous driving systems from being used on roads for which they are not designed.