Group 1 - The core point of the article highlights the transfer of shares of Jinyan Gaoling New Materials (02693) from Industrial Bank to Bank of China (Hong Kong) on December 5, with a market value of HKD 20.5651 million, accounting for 12.18% of the total shares [1] - Jinyan Gaoling New Materials specializes in coal series kaolin in China and possesses an integrated capability across the entire value chain from mining, R&D, processing, to production and sales [1] - According to data from Frost & Sullivan, Jinyan Gaoling New Materials ranks fifth in the market with a 5.4% market share in the revenue of coal series calcined kaolin companies in China for 2024 [1] Group 2 - The company is the largest producer of precision casting mullite materials in China, with a market share of 19.1% based on revenue projections for 2024 [1]