South Korea’s Samsung Electronics Co. is warning that the semiconductor industry could be in for a rocky close to 2022.

As China’s car industry loses its shine, automakers are starting to buckle up for the downward slope with Hyundai Motor Co. announcing it is letting workers go and is reviewing production plans in the world’s biggest market.

Hyundai Motor Group and its suppliers plan to spend $6.7 billion (7.6 trillion won) through 2030 to raise production of fuel cells more than 200-fold as the South Korean automaker targets becoming a key player in new-energy vehicle technology.

As Google’s Waymo, General Motors Co. and others race to bring driverless automobiles to showrooms, the argument over who will buy cars in the technology era is getting louder.