盐湖股份上半年营收67.81亿元同比降6.30%，归母净利润25.15亿元同比增13.69%，研发费用同比下降59.81%

Group 1 - The core viewpoint of the news is that Salt Lake Co. reported a decline in revenue but an increase in net profit for the first half of 2025, indicating a mixed financial performance [1][2] - The company's operating revenue for the first half of 2025 was 6.781 billion yuan, a year-on-year decrease of 6.30%, while the net profit attributable to shareholders was 2.515 billion yuan, a year-on-year increase of 13.69% [1] - The basic earnings per share for the reporting period was 0.48 yuan, with a weighted average return on equity of 7.12% [1] Group 2 - The gross profit margin for the first half of 2025 was 57.21%, an increase of 3.51 percentage points year-on-year, and the net profit margin was 39.96%, up 7.35 percentage points from the same period last year [1] - In Q2 2025, the gross profit margin was 60.41%, showing a year-on-year increase of 3.70 percentage points and a quarter-on-quarter increase of 6.97 percentage points [1] - The company’s total expenses for the first half of 2025 were 306 million yuan, a decrease of 61.1 million yuan compared to the same period last year, with a period expense ratio of 4.51%, down 0.56 percentage points year-on-year [2] Group 3 - As of the end of the first half of 2025, the total number of shareholders was 201,000, a decrease of 13,400 from the end of the first quarter, representing a decline of 6.24% [2] - The average market value held per shareholder increased from 408,800 yuan at the end of the first quarter to 449,700 yuan, an increase of 10.01% [2] - The main business of Salt Lake Co. includes the development, production, and sales of potassium fertilizers and lithium salts, with revenue composition being 77.39% from potassium products and 20.32% from lithium products [2]