Core Insights - Tesla plans to invest over $20 billion in a large-scale restructuring of its factory production lines, reflecting Elon Musk's strategic realignment after years of declining sales [1] - The capital expenditure planned for 2026 is more than double the previous year's investment and nearly twice Wall Street's expectations [1] - The funds will be allocated to expand the production capacity of cars, batteries, and robots across six factories [1] - To create capacity for the production of the next-generation Optimus humanoid robot, Tesla will cease production of its two oldest models, the Model S sedan and the Model X SUV [1]