商务预报：7月28日至8月3日生产资料价格总体平稳

Price Trends in Various Markets - The national production material market prices remained stable from July 28 to August 3 compared to the previous week [1] - Non-ferrous metal prices experienced slight declines, with zinc, copper, and aluminum decreasing by 1.4%, 0.9%, and 0.5% respectively [1] - Rubber prices saw minor decreases, with natural rubber and synthetic rubber falling by 0.7% and 0.6% respectively [2] Fertilizer and Steel Prices - Fertilizer prices were predominantly down, with urea decreasing by 0.4% while compound fertilizers saw a slight increase of 0.1% [3] - Steel prices showed slight fluctuations, with hot-rolled strip steel and rebar priced at 3615 yuan and 3475 yuan per ton, decreasing by 0.8% and 0.4% respectively; channel steel increased by 0.8% to 3701 yuan per ton [3] Energy and Chemical Prices - Wholesale prices for refined oil saw slight increases, with 0 diesel, 92 gasoline, and 95 gasoline rising by 0.3%, 0.3%, and 0.2% respectively [4] - Coal prices experienced minor increases, with coking coal and thermal coal priced at 959 yuan and 759 yuan per ton, rising by 1.8% and 0.3% respectively; the price of No. 2 smokeless lump coal remained stable at 1129 yuan per ton [4] - Basic chemical raw material prices continued to rise, with soda ash and sulfur increasing by 1.2% and 1.0% respectively; polypropylene prices remained stable while methanol decreased by 0.6% [4]