永兴材料：公司控股子公司花桥矿业采矿许可证依法依规取得，目前生产经营正常

Group 1 - The company Yongxing Materials (002756.SZ) has obtained the mining license for its subsidiary Huqiao Mining in accordance with legal regulations, and its production operations are currently normal [1] - The company will strictly adhere to government requirements in its future operations [1] Group 2 - An investor raised concerns on the interactive platform regarding the company's stock price lagging over 30% behind other lithium mining companies [3] - The investor questioned the compliance and legality of the mining certificate for the company's Chashan mine, which is categorized as a ceramic soil mine, and whether it needs to be converted to a lithium mining certificate or a by-product lithium mining certificate [3] - The investor also inquired if a license conversion would require a production halt [3]