银邦股份：铝价上涨和下跌，短期来看对公司的盈利有影响，长期来看影响较小

Core Viewpoint - The continuous rise in aluminum prices in Europe and the United States is impacting global aluminum prices, which in turn affects the company's business operations and pricing strategies for aluminum products [1]. Group 1: Pricing Model and Profitability - The company employs a pricing model based on aluminum ingot prices plus processing fees, with aluminum ingot prices reflecting market rates [1]. - The primary source of profit for the company is derived from processing fees, which are negotiated based on product specifications and processes [1]. - Fluctuations in aluminum ingot prices affect both the selling price of products and the cost of raw materials [1]. Group 2: Impact of Price Fluctuations - When aluminum ingot prices decline, it negatively impacts the company's current profits, while rising prices have a positive effect [1]. - The timing difference between purchasing aluminum ingots and determining selling prices can lead to inventory profit and loss impacts during periods of significant price volatility [1]. - Short-term fluctuations in aluminum prices have a noticeable effect on the company's profitability, but the long-term impact is relatively minor [1].