Triple consecutive limit-up for Hangzhou Dianzi shares: the revenue proportion of the company's optical communication business in the first quarter is relatively small.

Hangzhou Dianzi Stock Co., Ltd. issued a stock trading abnormality announcement on June 17th, mentioning that the company has noticed the high level of attention from the market and media on the demand and prices of the fiber optic cable industry in recent times. The development of global artificial intelligence technology has driven the demand for related fiber optic cable products, but the overall industry development is closely related to global communication technology iteration and downstream customer capital expenditure plans. If there are future industry policy adjustments, market demand below expectations, tight supply or significant price fluctuations of core raw materials, it may have an impact on the company's production and operation, product costs, and profitability. According to self-inspection, the operating income of the company's optical communication business in the first quarter of 2026 was 186.22 million yuan, accounting for 8.47% of the total operating income of the first quarter of 2026, which is relatively small. Investors should make rational investments and pay attention to investment risks.