(Bloomberg) -- Chinese firms are lining up to invest in South Korea’s battery industry because they want to use it as a gateway to the US market, undermining the Biden administration’s efforts to limit China’s involvement in the electric car supply chain. Most Read from BloombergAsia’s Richest Families Fuel Race for Lucrative Finance JobsLots of US Homeowners Want to Move. They Just Have Nowhere to GoUS, Europe Are Growing Alarmed by China’s Rush Into Legacy ChipsA 5% US Mortgage Rate Is Seen as