Group 1 - Tencent Technology (Shenzhen) Co., Ltd. has recently published a patent related to "mechanical shoulder joints, mechanical arms, robots, control methods, and control devices" in the field of robotics [1] - The patent describes a mechanical shoulder joint with a simple structure and three degrees of rotational freedom, which enhances the flexibility of the mechanical shoulder joint [1] Group 2 - The Food and Beverage ETF (Product Code: 515170) tracks the CSI Sub-Industry Food and Beverage Theme Index, with a recent five-day change of +3.88% and a P/E ratio of 21.23 times [3] - The Gaming ETF (Product Code: 159869) tracks the CSI Animation and Gaming Index, showing a five-day change of -3.23% and a P/E ratio of 35.97 times [3] - The Sci-Tech 50 ETF (Product Code: 588000) tracks the SSE Sci-Tech 50 Index, with a five-day change of -0.75% and a P/E ratio of 156.98 times [3] - The Cloud Computing 50 ETF (Product Code: 516630) tracks the CSI Cloud Computing and Big Data Theme Index, with a five-day change of -2.90% and a P/E ratio of 91.27 times [3]

Core Viewpoint - Tencent Technology (Shenzhen) Co., Ltd. has recently published a patent related to robotic technology, specifically focusing on a mechanical shoulder joint that enhances flexibility through a simple structure with three degrees of rotational freedom [1] Group 1: Patent Details - The patent involves a mechanical shoulder joint where the base component is rotatably connected to one end of the shoulder skeleton, and the rotating shaft assembly is connected to the other end [1] - The first driving component is located on the base component and connects to the shoulder skeleton, while the second driving component includes a first driver and at least two drive ropes [1] - The mechanical shoulder joint operates in two motion modes: the first mode allows the shoulder skeleton to rotate around a first axis, and the second mode enables simultaneous rotation of the rotating shaft assembly and the connecting component around their respective axes [1]