AI ultra-portable e-paper brand Yuexingtong has completed an A+ financing round of nearly RMB 50 million, with existing investors Shunwei Capital, Matrix Partners China, Boyu Capital and Xiaohongshu continuing to back the company, according to Jiemian News. The funds will be used to improve manufacturing and quality control, expand overseas markets, build community content and optimize the product experience. Yuexingtong is part of Shenzhen Xiaohuxingtong Technology and began developing the product in late 2023. The brand positions itself as a smartphone secondary screen for the AI era and says it created the ultra-portable e-paper category.