博源化工(000683.SZ)：目前公司纯碱产品有部分出口，占比相对较小

Group 1 - The company has a current soda ash production capacity of 6.8 million tons per year, with an equity capacity of approximately 5 million tons per year [1] - An additional 2.8 million tons per year of soda ash capacity is in the trial operation phase, with an equity capacity of about 1.98 million tons per year, indicating a gradual release of capacity [1] - Besides soda ash, the company's main products include sodium bicarbonate and urea, with sodium bicarbonate capacity at 1.5 million tons per year and equity capacity around 1.18 million tons per year, and urea capacity at 1.54 million tons per year with equity capacity of approximately 1.17 million tons per year [1] Group 2 - Currently, a portion of the company's soda ash products is exported, although the export proportion is relatively small [1]