Group 1 - Nian Da Environment successfully sold 7 tons of carbon credits on the international carbon credit certification platform Puro, becoming the first domestic project to achieve this [1] - The company has developed a multi-production gasification furnace in collaboration with experts from Nanjing University of Science and Technology and Nanjing Forestry University, which can convert various crop straws into biomass charcoal [1][2] - The application of biomass charcoal has shown to increase soil organic matter content by over 20% and reduce chemical fertilizer usage by 15%-20%, effectively improving crop yield and quality [1] Group 2 - The project utilizes agricultural waste, converting it into biomass charcoal through high-temperature pyrolysis, which stabilizes carbon for over a century [2] - Each ton of biomass charcoal applied is equivalent to removing 1.5 tons of carbon dioxide, contributing to the carbon removal market that is rapidly growing globally [2] - The company can process approximately 8,000 tons of straw annually from over 10,000 acres of farmland, producing around 2,000 tons of biomass charcoal [2] Group 3 - Biomass charcoal reduces chemical fertilizer usage and lowers agricultural non-point source pollution, while also improving environmental quality, indicating a promising "blue ocean" industry [3] - Nanjing has been enhancing services for enterprises and promoting the healthy development of the biomass charcoal industry, achieving a straw comprehensive utilization rate of over 96% [3]