Core Points - The 2025 National Transportation and Energy Integration Innovation Technology Development Conference was held in Changsha, Hunan, organized by the China Transportation Association and other units [1] - The conference announced 10 outstanding typical cases and 40 typical cases, with two cases from Hainan Transportation Group successfully selected [1] Group 1: Outstanding Cases - The "Key Technologies and Evaluation Standards Research for Zero Carbon Service Area Construction on Highways" was selected as one of the 10 outstanding typical cases [1] - This research scientifically defines the carbon emission accounting boundary for zero carbon service areas and develops a key technology plan suitable for Hainan, guiding the construction of zero carbon service areas [1] - Hainan has successfully established the Fengjiawan Zero Carbon Service Area as a demonstration project, setting a model for zero carbon service area construction [1] Group 2: Typical Cases - The "Baoting Zero Carbon Service Area" was included in the 40 typical cases [1] - This service area focuses on the integrated construction of "solar storage and charging" [1] - It is equipped with intelligent solar storage and charging technology, enabling smart scheduling of photovoltaic power generation, energy storage discharge, and charging terminal electricity [1] - The Baoting service area has officially connected to the grid, with an expected annual power generation of 1.68 million kilowatt-hours, which can reduce carbon dioxide emissions by approximately 1,379 tons annually [1]