Why even bother with some concepts when these are produced en masse in China and sold for 3-4000 USD with weight 500-600kg? https://gaiasolar.en.made-in-china.

Why even bother with some concepts when these are produced en masse in China and sold for 3-4000 USD with weight 500-600kg? https://gaiasolar.en.made-in-china.com/product/cXDJSvIyZLUY/China-Hot-Sale-Chinese-Electric-Car-Price-Mini-Electric-Car.html https://gaiasolar.en.made-in-china.com/product/cXDJSvIyZLUY/...