Group 1 - The core viewpoint of the articles highlights the transformation of Gansu's Jinchang City into a hub for high-value-added products through advanced processing of mineral resources and the recycling of hazardous waste, fostering new industrial clusters and strengthening the industrial economy [1][2][3] - Jinchang City has 164 industrial enterprises above designated size as of July this year, showcasing its industrial vitality and the emergence of high-value products with green circular production characteristics [1] - The production of high-purity cathode copper, which is crucial for electric wires, cables, and new energy batteries, is emphasized, with an annual output value exceeding 25 billion yuan [1] Group 2 - The introduction of downstream enterprises in the Yongchang Industrial Park has enabled the conversion of sulfuric acid, a byproduct of copper smelting, into production materials, forming a circular chemical industry and resource utilization cluster [2] - Jinchang City has developed over 60 types of chemical products, with an annual production capacity of 12 million tons, and 77% of the raw materials needed for new energy batteries can be produced locally [2] - Gansu Yelin Environmental Protection Technology Co., Ltd. is projected to achieve an output value of 3 billion yuan this year by recycling solid waste and producing various products for metallurgy, electronics, and new energy sectors [3]