Flash smelting and flash injection technology were adopted for the first time in China, which solved low-altitude pollution, reduced energy consumption and had good environmental protection effect.
High-grade matte water quenching technology is adopted for the first time in China, with matte grade reaching 70%, accurate flow control and high equipment operation rate.
The technology of converting high concentration sulfur dioxide into sulfuric acid is the first in China, and the conversion rate reaches 99.86%, reaching the international advanced level.
It is the first technology of recovering precious metals in Caldor furnace in China, which has the characteristics of mature and reliable process, high recovery rate of gold and silver and environmental protection.
For the first time in China, regenerated amine adsorption flue gas desulfurization technology was adopted, and the dust and SO2 in the tail gas were less than 50ppm, realizing clean production.
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Behind these firsts are the successful practices of Xiangguang people who constantly emancipate their minds and dare to innovate and develop under the guidance of Scientific Outlook on Development.