英杰电气(300820.SZ)：近年来与比亚迪公司无直接业务合作

Group 1 - The core point of the article is that Yingjie Electric (300820.SZ) has stated that its subsidiary, Yingjie New Energy, previously sold multimedia charging pile products to overseas companies through BYD, but there has been no direct business cooperation with BYD in recent years [1] Group 2 - Yingjie Electric's subsidiary engaged in sales of charging products through a partnership with BYD in the past [1] - The company has clarified that it does not currently have any direct business dealings with BYD [1]