Group 1 - In July, China's lead production reached 629,000 tons, a year-on-year increase of 0.5% [1] - In July, China's zinc production was 617,000 tons, showing a significant year-on-year increase of 13.8% [1] - From January to July, China's cumulative lead production totaled 4,468,000 tons, reflecting a year-on-year decrease of 0.8% [1] - From January to July, China's cumulative zinc production reached 4,166,000 tons, with a year-on-year increase of 1.3% [1]