北京利尔跌2.04%，成交额1.12亿元，主力资金净流入116.10万元

Group 1 - The core business of Beijing Lier High Temperature Materials Co., Ltd. includes the production and sales of refractory materials for industries such as steel, non-ferrous metals, petrochemicals, and building materials, with a focus on providing comprehensive contracting services for high-temperature thermal kilns and equipment [2] - As of June 30, the company reported a revenue of 3.457 billion yuan, representing a year-on-year growth of 9.15%, and a net profit attributable to shareholders of 218 million yuan, with a year-on-year increase of 2.24% [2] - The company's stock price has increased by 74.27% year-to-date, with a recent 5-day increase of 2.90%, a 20-day increase of 21.04%, and a 60-day increase of 33.54% [1] Group 2 - The company has a shareholder base of 42,200 as of June 30, which is a decrease of 9.34% from the previous period, while the average circulating shares per person increased by 51.04% to 27,097 shares [2] - Beijing Lier has distributed a total of 445 million yuan in dividends since its A-share listing, with 154 million yuan distributed in the last three years [3] - The company operates in the building materials sector, specifically in the refractory materials sub-industry, and is associated with concepts such as small metals, solid-state batteries, chip concepts, AI chips, and new materials [2]