aluminum manufacturer

例句：

1. 1. The aluminum manufacturer is responsible for the production of aluminum products.
   这家铝制造商负责生产铝产品。
2. 2. He is an expert in the field of aluminum manufacturing.
   他是铝制造领域的专家。
3. 3. The aluminum manufacturer has been facing increasing competition from other companies.
   这家铝制造商正面临着来自其他公司的日益增加的竞争压力。