Core Insights - Deqing County in Huzhou, Zhejiang, is developing a geographic information industry and has established a digital fishery project called "Common Prosperity Digital Fishery Warehouse" in a previously abandoned mining site [1][3] Group 1: Geographic Information Industry - Deqing County is the host of the first United Nations World Geospatial Information Congress and has become a national hub for the geographic information industry [1] - The local government is promoting agricultural modernization and exploring eco-friendly aquaculture models [1] Group 2: Digital Fishery Project - The "Common Prosperity Digital Fishery Warehouse" spans approximately 700 acres and is currently under construction, with the first phase already operational since May 2023, featuring 300,000 bass [6][15] - The project utilizes 500 smart aquaculture barrels, each with a diameter of 5 meters and a water capacity of about 25 cubic meters, allowing for a stocking density of 2,500 fish per barrel, significantly increasing land utilization [5][6] Group 3: Technological Innovations - IoT technology is employed to monitor water quality in real-time, reducing fish mortality rates by 20% and floatation rates by over 80% compared to traditional methods [8] - A three-tier water recycling system is implemented to treat and reuse aquaculture water, achieving zero emissions and pollution [10][12] Group 4: Renewable Energy Integration - The facility features a 300-acre solar panel installation that generates 26 million kilowatt-hours annually, providing self-sufficient energy and exploring hydrogen production from electrolysis [13] - The project aims to achieve an annual output value of 300 million yuan by the end of 2023, positioning itself as the largest freshwater digital fishery in the country [15]