Is CCCC Shanghai Airlines Bureau the same level as CCCC Broadcasting Bureau?

Same. CCCC Shanghai Waterway Bureau Co., Ltd. (hereinafter referred to as "Shanghai Waterway Bureau") was established in 1905, formerly known as "Pujun Engineering General Bureau", and is now the core enterprise of CCCC Dredging Group, the largest dredging company in the world. According to relevant information, the two sentences have the same level and are leading companies in various fields. Radio, Film and Television Bureau has the qualification of general contracting of national port and waterway construction, general contracting of municipal public works, professional contracting of basic engineering, surveying and mapping, and engineering design of water transport industry.