Core Viewpoint - The newly revised mandatory national standard for electric bicycles, effective from September 1, 2024, maintains the maximum speed limit of 25 km/h, yet illegal modifications to increase speed and range are prevalent, with some areas developing into modification hubs [1][2]. Group 1: New Regulations - The new national standard for electric bicycles will be implemented on September 1, 2024, continuing the 25 km/h speed limit established in 2018 [1]. - Despite the upcoming regulations, illegal modifications remain widespread, with some locations even establishing modification "streets" or "industrial parks" [1]. Group 2: Modification Industry - Numerous businesses are promoting modifications that can increase electric bicycle speeds to 75-80 km/h and extend battery life to 200 km [2][5]. - Some shops offer comprehensive services for electric bicycle modifications, including upgrades to motors, controllers, and batteries, claiming that modifications can be done easily and quickly [5]. Group 3: Market Dynamics - In Nanning, Guangxi, a concentration of shops is engaged in the sale and modification of electric bicycles, with many indicating that modifications should be completed before the new regulations take effect [4][5]. - Some stores are selling pre-modified electric bicycles that exceed the new standards for motor power and battery specifications [5]. Group 4: Regulatory Challenges - The illegal modification issue persists due to regulatory challenges, including the lack of oversight on the production and sale of non-compliant electric bicycles and parts [6]. - The current market has a large number of existing vehicles that require a clear timeline for phasing out, along with potential trade-in programs for new purchases [6].