宏观内强外弱，有色偏强震荡

Report Industry Investment Rating There is no information provided regarding the industry investment rating in the given content. Core Views - 沪铜: The Shanghai copper futures showed a strong and volatile trend today with a continuous decline in open interest. The domestic macro - environment is favorable, while the overseas situation is poor. Recent US economic data has continuously fallen short of expectations, and there is a need to be cautious about overseas recession trading. On the industrial side, the upstream maintains high production, and with the downstream in the off - season, demand is marginally weakening, and electrolytic copper inventories tend to rise. Technically, attention should be paid to the technical support at the 78,000 level [5]. - 沪铝: The Shanghai aluminum futures increased in open interest and rose today, with the main contract price breaking through the 20,600 mark. The domestic macro - environment has warmed up, and as aluminum has a strong domestic pricing ability, the price has risen significantly. In the industrial aspect, in the off - season, aluminum rods are showing a stockpiling trend, and electrolytic aluminum is also stockpiling. With the macro - environment warming up and the industry being bearish, the futures price is expected to run strongly [6]. - 沪镍: The Shanghai nickel futures decreased in open interest and rose today, and the main contract price broke through the 121,000 mark. The domestic environment was favorable today, and the non - ferrous metal sector generally showed a strong trend. The open interest of nickel has been continuously decreasing, indicating a strong willingness of short - sellers to close their positions. Technically, attention should be paid to the technical support at the 120,000 level [7]. Summary by Related Catalogs 1. Industry Dynamics - Copper: On August 6, according to SMM, the PT Gresik smelter in Indonesia entered maintenance due to an oxygen supply equipment failure, with a maintenance period of about 2 - 4 weeks. The annual production of this smelter is about 300,000 tons, and the estimated impact on production is about 20,000 tons. On August 4, Sichuan Province recently issued the "Several Opinions on Deeply Promoting a New Round of Mineral Exploration Breakthrough Strategic Action to Promote High - quality Development of the Mining Industry" [9]. - Aluminum: According to SMM statistics, on August 6, the daily social inventory of recycled aluminum alloy ingots in Foshan, Ningbo, and Wuxi totaled 31,219 tons, a decrease of 63 tons from the previous trading day and a decrease of 8 tons from last Wednesday (July 30). On August 5, according to SMM statistics, in terms of the two - place inventory of domestic aluminum rods, the inventory of aluminum rods in Guangdong was 58,500 tons, and that in Wuxi was 34,000 tons, with a total of 92,500 tons, a month - on - month increase of 500 tons [9]. - Nickel: On August 6, the mainstream reference contract for refined nickel in the Shanghai market was the SHFE nickel 2509 contract. The mainstream premium of Jinchuan electrolytic nickel was + 2,300 yuan/ton, with a price of 123,450 yuan/ton; the mainstream premium of Russian nickel was + 500 yuan/ton, with a price of 121,650 yuan/ton; the mainstream premium of Norwegian nickel was + 3,300 yuan/ton, with a price of 124,450 yuan/ton; the mainstream premium of nickel beans was + 2,550 yuan/ton, with a price of 123,700 yuan/ton [10]. 2. Related Charts - Copper: Charts include copper basis, domestic visible inventory of electrolytic copper (social inventory + bonded area inventory), LME copper cancelled warrant ratio, overseas copper exchange inventory, SHFE warrant inventory, etc. [11][13][14] - Aluminum: Charts cover aluminum basis, domestic social inventory of electrolytic aluminum, alumina trend, aluminum month - spread, overseas exchange inventory of electrolytic aluminum (LME + COMEX), alumina inventory, etc. [24][26][28] - Nickel: Charts consist of nickel basis, LME nickel cancelled warrant ratio, SHFE inventory, LME nickel trend, nickel ore port inventory, etc. [37][40][41]