Group 1 - The core viewpoint of the news is that the launch of Alipay's innovative payment device "Tap" has led to significant stock price movements for related companies, particularly Fudan Microelectronics, which saw a 9.81% increase in stock price and a trading volume exceeding 1.12 billion yuan [1] - Alipay's "Tap" has been implemented in over 400 cities across China, with more than 100 million users, and it offers a streamlined payment process that reduces transaction time by approximately 70% compared to traditional QR code payments [1] - The technology behind "Tap" relies on near-field communication (NFC) and avoids biometric identification methods, thus addressing user concerns regarding privacy while enhancing payment efficiency [1] Group 2 - Fudan Microelectronics is a key technology partner for the "Tap" ecosystem, having developed a high-performance NFC control chip that has passed rigorous testing and is now in mass production with initial orders exceeding 10 million units [1] - The chip developed by Fudan Microelectronics not only meets the needs of payment scenarios but also has potential applications in access control, logistics, and anti-counterfeiting, indicating a potential market size in the tens of billions [1] - The rapid deployment of the "Tap" ecosystem signifies a transition in China's mobile payment technology from a "scan code era" to a "frictionless payment era," highlighting the technological breakthroughs of domestic semiconductor companies in the Internet of Things sector [2]