China is the biggest producer of batteries, which Tesla will be able tap into to increase production and lower costs. Last year, US technology firms that receive federal funding were banned by the Biden administration from building “advanced technology” facilities in China for 10 years. Elon Musk’s electric car company Tesla says it is expanding in China as it builds a new factory to make its large-scale batteries. The plant in Shanghai will be able to produce 10,000 of its “Megapack” energy storage units a year, A Megapack is a very large battery that can be used to help stabilise energy grids and prevent power outages. How will the US government respond to this ?