Core Viewpoint - The project represents the largest green mining initiative in Hainan, with a total investment of 2.78 billion yuan, highlighting a significant development in sustainable mining practices in the region [1] Group 1: Project Overview - The "Hongyan Team - Baogu Village" mining project in Sanya Yazhou District officially commenced operations on June 18 [1] - The mining area covers 0.94 square kilometers, with an exploitable reserve of 45.78 million cubic meters [1] - The designed annual production capacity is set at 9.9 million tons, with an operational period of 20 years [1]