Group 1 - The core message is that Zhiyuan Robotics has launched its entire product line on August 18, including various robots such as the OmniHand dexterous hand, the Expedition A2 humanoid robot, the D1 EDU robotic dog, and the Juechen C5 commercial robotic vacuum cleaner [2] - Following the launch, related A-share stocks saw significant increases, with Longqi Technology hitting the daily limit, and Longxi Co. and Wolong Electric Drive both rising over 8% [2] - The Expedition A2 Youth Edition humanoid robot is priced at 198,000 yuan and is currently available for pre-sale, with an estimated delivery time of 60 days after payment [2] Group 2 - The A2 Youth Edition robot has specific parameters: a height of 169 cm, weight of 63 kg, maximum torque of 270 N.m, arm load capacity of about 2 kg, walking speed of 0.5 to 0.8 m/s, a charging time of 2 hours, and a standing endurance of approximately 4.5 hours [2] - Upon purchase, customers receive five pre-programmed actions, including "wave," "handshake," and "Tai Chi," with additional options for seven more actions available for purchase [2]