Samsung Electronics Chairman Lee Jae-yong visited Dong-A Plating, a medium-sized company located in Noksan National Industrial Complex in Busan, the company said, Tuesday. After becoming chairman of Samsung Electronics on Oct. 27, Lee visited a partner company in Gwangju as his first on-site management destination. For his second visit, he toured Dong-A Plating in Busan, where Samsung Electronics helped build a smart factory.