including 두 부분은 어떻게 해석하나요?

“The event was attended by heads of the nation’s five business lobby groups—including the KCCI and the Korea International Trade Association—as well as the chairmen of large conglomerates, including Chung Mong-koo of Hyundai Motor Group, Chey Tae-won of SK Group and Chung Joon-yang of Posco.”에서 including 두 부분이 각각 어떤 뜻인지 궁금해요.
첫 번째 including은 대시 사이에 있어서 어떻게 해석해야 할지 모르겠어요.