Group 1 - The core viewpoint emphasizes the importance of deepening the mountain-sea cooperation and pairing assistance mechanisms to enhance high-quality development in mountainous and island areas, contributing to the common prosperity demonstration zone in the province [1][3] - The Hangzhou-Quzhou mountain-sea cooperation project aims to strengthen strategic planning alignment, accelerate integrated development, and enhance collaboration in various sectors such as industry, culture, education, and healthcare [2][3] - The "1+3" assistance mechanism is highlighted as a significant framework for promoting high-quality development in Kaifa County, focusing on building a collaborative support system and mobilizing resources effectively [3] Group 2 - The meetings and inspections conducted by city leaders from Hangzhou and Quzhou reflect a commitment to advancing the mountain-sea cooperation project and fostering high-quality development through collaborative efforts [4]