Core Points - The Beijing Consumer Association has introduced the "Self-Regulation Convention for the Shared Power Bank Industry" to address issues such as opaque pricing and inconvenient returns [1][3] - Eight major companies, including Monster, Meituan, and Street Electric, which cover 95% of the city's operational points, have signed the convention, committing to service improvements through technology upgrades and staff training [1][3] Pricing Transparency - The convention suggests that rental fees should be calculated in units not exceeding 15 minutes, with the first unit requiring a minimum usage of 5 minutes before charging [1][2] - Companies are required to prominently display complete pricing rules on rental pages, including free usage duration, pricing standards, cap prices, and deposit policies to ensure consumer awareness [1][2] Return Convenience - To address the common complaint of "difficult returns," the convention mandates companies to manage the vacancy rate of power bank cabinets effectively, ensuring sufficient space for timely returns [1][2] - If a consumer cannot return a power bank due to insufficient network points or cabinet space, companies must verify the situation and suspend charging; if the issue arises from product failure or force majeure, the usage fee must be waived [1][2] Service Quality - The convention sets clear requirements for service quality, including the obligation to display customer service contact information prominently on power banks, cabinets, and official pages to ensure timely responses to consumer inquiries [2] - Complaints must be addressed within 48 hours, and companies are required to maintain power banks in a high-charge state while informing consumers of the remaining battery percentage [2]