Happy investment in innovation, innovation is good. According to the relevant information, Kaixintou is a relatively small projector, and the price is very affordable. However, when the light is turned on, the picture is very virtual, which can't reach the 4K picture quality claimed by the merchants, and the brightness is also very low, even if it is used during the day, it is a virtual shadow. Chuangjian Technology, a brand of Shenzhen Chuangjian Technology Co., Ltd., is a high-tech enterprise specializing in providing product solutions for cross-border sellers, focusing on R&D, production and sales of video products. It can be used as a large-capacity mobile power supply to charge other devices.