川发龙蟒(002312.SZ)：合计拥有220万吨/年硫酸装置

Core Viewpoint - The company emphasizes maximizing overall efficiency through tiered development and graded utilization of various products [1] Group 1: Sulfuric Acid Production Capacity - The company has established a sulfuric acid production capacity of 2.2 million tons per year, which includes a 500,000 tons/year sulfuric acid facility at the De'a project and a 300,000 tons/year facility at the Panzhihua project [1] - In addition to the new projects, the company also operates an existing 900,000 tons/year sulfuric acid facility and a 500,000 tons/year facility at Tianbao Company, which utilizes sulfur iron ore for acid production [1]