Core Viewpoint - The 27th China International High-tech Achievements Fair is currently being held in Shenzhen, showcasing over 5,000 new products, technologies, and achievements at the forefront of global technology [1] Group 1: Organoid Printing Technology - A new bioprinting technology enables the creation of beating heart organoids, which can be used to accelerate drug development [2] - These organoids are produced using a 3D bioprinter that utilizes "bio-ink" made from functional cells derived from pluripotent stem cells, allowing for the scalable production of specific organoids [2][3] - The bioprinter is the world's first automated, high-throughput device capable of producing over 100,000 organoids per day, representing the leading level internationally [3] Group 2: Micro-Nano Robots in Medical Treatment - Micro-nano robots are emerging as a new direction in medical treatment, functioning as drug delivery systems within the body [4] - A magnetic-controlled nano-robot cluster, composed of over 1 million nano-robots, can perform tasks such as targeted drug delivery for conditions like cerebral vascular occlusion and cancer treatment [4] - Recent breakthroughs include a embolization robot that can permanently block blood vessels using a magnetic field to aggregate particles coated with clotting factors [5] - These tiny robots can be designed in various sizes and shapes, with potential applications such as a patch that delivers precise medication for gastric ulcers [5]