长信科技：公司已与众多手机品牌客户建立了长期、稳定的深度合作关系

Core Viewpoint - Changxin Technology (300088) has established long-term and stable deep cooperation relationships with numerous mobile phone brand clients, although specific supply relationships cannot be disclosed due to confidentiality agreements [1] Group 1 - The company has a strong partnership with various mobile phone brands, indicating a solid market position [1] - The inability to disclose specific client relationships is attributed to signed confidentiality agreements, which reflects the company's commitment to privacy and trust with its partners [1] - For information regarding product supply, stakeholders are advised to consult terminal brands or refer to publicly available information [1]