博亚精工：目前，公司和西门子主要是供应链合作

Group 1 - The core viewpoint of the article is that the company, Boya Precision (博亚精工), is currently engaged in supply chain cooperation with Siemens [1] Group 2 - The company responded to an investor inquiry on an interactive platform regarding its collaboration with Siemens [1] - The collaboration primarily involves product equipment related to supply chain [1]