尚纬股份：公司主营业务及生产经营未发生重大变化

Core Viewpoint - The stock of Shangwei Co., Ltd. (603333) experienced a significant increase, with a cumulative rise of 33.09% over three consecutive trading days, while the Shanghai Composite Index decreased by 1.2% [1] Group 1 - The company specializes in the production and sales of special cables [1] - There have been no major changes in the company's main business or operational activities, which remain normal [1] - The internal production and operational order of the company is stable, with no significant changes in the fundamentals or business structure [1]