深赛格：电子市场的商业模式是为电子产品流通提供专业化交易场所及相关配套服务

Group 1 - The core viewpoint of the article is that 深赛格 (Shenzhen Saige) provides a specialized trading platform and related services for the circulation of electronic products [1] Group 2 - The company responded to investor inquiries on its interactive platform regarding its business model [1]