共达电声：目前没有做精密外壳的业务，专注在音频方面的发展

Group 1 - The company, Gongda Electronics, confirmed that it does not engage in the business of precision casings for Huawei smartphones, focusing instead on audio development [2] - Gongda Electronics announced its intention to concentrate on core business and market demand, aiming to enhance service response efficiency and drive effective growth in customer share [2]