南方泵业：公司与中芯国际有业务往来

Group 1 - The core viewpoint of the article is that Southern Pump Industry has business dealings with SMIC, primarily involving the provision of pump products, although the transaction amounts are not significant [1] Group 2 - Southern Pump Industry responded to investor inquiries on an interactive platform regarding its business relationship with SMIC [1] - The company emphasized that the financial impact of its dealings with SMIC is minimal [1]