Core Insights - The transformation of Tongjian Lake from a low-profile sister of West Lake to a new cultural and tourism landmark has been marked by significant ecological changes, showcasing a model for the harmonious coexistence of humans and nature [2][8] - The successful ecological foundation laid the groundwork for the lake's development, with advanced technology and continuous ecological investment leading to improved water quality and biodiversity [3][6] Ecological Foundation - The flood control and drainage project at Tongjian Lake has effectively managed mountain floodwaters, playing a crucial role in disaster reduction and ecological restoration [3] - The introduction of drones equipped with hyperspectral imaging systems has enabled real-time monitoring of water quality, enhancing ecological protection efforts [3] - Continuous ecological investments have resulted in the core area's water quality stabilizing at Class II standards, with 1.2 million fish released, enriching the aquatic ecosystem [3] Brand Development - The strategic branding of Tongjian Lake as a "flower sea" has attracted over 5 million visitors in a few years, leveraging social media for rapid dissemination [5] - The decision to keep the area free of entry fees has created a "lowland effect" that boosts visitor numbers and potential for business development [5] - The lake has expanded its brand identity beyond flowers to include various outdoor activities and events, transforming it into a vibrant outdoor lifestyle venue [5] Economic Impact - The surrounding area has attracted 250 million yuan in private investment, leading to the rapid growth of tourism-related businesses [6] - Local businesses, such as farm stays, have seen significant revenue increases, exemplifying the economic benefits of the lake's popularity [6] - The operational strategy focuses on maximizing social and economic benefits through environmental enhancement and increased visitor flow rather than solely relying on ticket sales [6] Value Enhancement - Tongjian Lake has been recognized as one of Zhejiang Province's "Happy Mother Rivers," highlighting its comprehensive development and ecological achievements [7] - The transformation of Tongjian Lake serves as a model for urban wetland protection and the harmonious coexistence of humans and nature, benefiting both residents and visitors [8]