天威视讯：参股子公司中广电传媒有限公司有从事微短剧的拍摄制作

Group 1 - The company primarily focuses on the construction, operation, and maintenance of cable television networks in Shenzhen, as well as the operation of broadcasting 5G services, providing cable television, cable broadband, and mobile communication services [2] - The company is expanding into diversified businesses such as data centers and commercial services [2] - The company holds a 26.17% stake in a subsidiary, China Broadcasting Media Co., Ltd., which is involved in the production of micro-short dramas [2]