Core Viewpoint - The establishment of a unified communication protocol for lead-acid batteries used in electric bicycles is essential to enhance product interoperability, reduce resource waste, and improve safety standards in the industry [1][2][3][4] Group 1: Industry Background - The annual sales of electric bicycles in China exceed 40 million units, with a total ownership of over 350 million units, where lead-acid battery models account for 85% [2] - The lack of a unified communication protocol between electric bicycle batteries and chargers has led to significant resource waste and increased costs for manufacturers due to the need for multiple designs [2][3] Group 2: Safety and Standards - The absence of a communication protocol not only affects product interoperability but also hinders the advancement of safety certifications and smart battery management systems [3] - Recent mandatory standards for electric bicycles and chargers have been introduced to enhance safety, which includes the requirement for a communication protocol to mitigate safety risks associated with charger misuse [3] Group 3: Future Trends - The electric bicycle industry is expected to transition from "single product compatibility" to "platform interconnectivity," which will support the overall safety and standardization of the industry [4] - The implementation of a communication protocol is seen as a pivotal step towards improving data flow, safety management, and user experience within the industry, similar to the impact of the USB standard on computer peripherals [4]