商务预报：9月22日至28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 September 22 to 28, with minor fluctuations observed in specific categories [1] - Basic chemical raw materials saw slight declines, with sulfur down 3.8%, polypropylene down 1.3%, and methanol down 0.5%, while soda ash remained stable [1] - Fertilizer prices experienced a slight decrease, with urea down 0.6%, while compound fertilizers remained stable [1] - Steel prices were generally stable, with channel steel and hot-rolled strip steel decreasing by 0.5% and 0.4% to 3639 yuan and 3574 yuan per ton respectively, while rebar increased by 0.2% to 3391 yuan per ton [1] - Wholesale prices for finished oil products remained stable, with 0 diesel, 92 gasoline, and 95 gasoline showing no significant changes [1] Specific Material Price Changes - Rubber prices saw a slight increase, with both natural and synthetic rubber rising by 0.1% [2] - Coal prices showed a mixed trend, with thermal coal remaining stable at 759 yuan per ton, while coking coal and anthracite increased by 2.1% and 0.5% to 1021 yuan and 1142 yuan per ton respectively [2] Non-Ferrous Metal Price Movements - Non-ferrous metal prices were predominantly on the rise, with copper increasing by 1.7%, while zinc and aluminum saw slight declines of 0.6% and 0.1% respectively [3]