Imagine cooling down without air conditioning, thanks to a nano-engineered "cooling jacket." Or finding your exact stadium seat with pinpoint navigation. Even robotaxis are driving like pros. These homegrown innovations from the Greater Bay Area will be put to the test at the 15th National Games. It will be the first time the Games are held across Guangdong, Hong Kong, and Macao – a milestone not only in infrastructure connectivity but also in showcasing the region's home-grown tech innovation.