Abstract: A system for recording and verifying cycling activities, comprising a sensor detects a movement of a bicycle and provides distance information; a terminal device comprising a user module provides a user interface to enable a user to log in and access personal information of the user; a conversion module converts the distance information received from the sensor into carbon footprint information; a communication module transmits the carbon footprint information to a server to update a carbon footprint record associated with an account associated with at least the user or an organization; and wherein a transaction module communicating with the server or the communication module derives a carbon footprint credit based on change(s) in the carbon footprint record, wherein an account management module communicating with the server, the communication module, or the transaction module certifies or verifies the carbon footprint credit or exchange or transact in the carbon footprint credit.

Abstract: A Y-type gauze positioning rod is adapted to be disposed in a Y-type gauze so as to position the Y-type gauze to an affected region. The Y-type gauze positioning rod includes a Y-type flexible body having a holder and two supporting branches. The two supporting branches are connected to the holder and separated from each other. A Y-type gauze positioning assembly is further provided.

Abstract: A Y-type gauze positioning rod is adapted to be disposed in a Y-type gauze so as to position the Y-type gauze to an affected region. The Y-type gauze positioning rod includes a Y-type flexible body having a holder and two supporting branches. The two supporting branches are connected to the holder and separated from each other. A Y-type gauze positioning assembly is further provided.