科恒股份：公司全资公司业务聚焦于锂离子电池生产设备及功能膜相关设备的研发制造

Group 1 - The core viewpoint of the article highlights that Keheng Co., Ltd. (300340) is focused on the development and manufacturing of lithium-ion battery production equipment and related functional film equipment through its wholly-owned subsidiary, Shenzhen Haoneng Technology Co., Ltd. [1]