冀东装备：全资子公司金隅电气生产的电气盘柜，可用于电力系统，但无出口业务

Group 1 - The core point of the article is that Jidong Equipment (000856.SZ) has stated through its investor interaction platform that its wholly-owned subsidiary, Jinyu Electric, produces electrical cabinets that can be used in power systems, but the company does not engage in export business [1]