How about Linyi Tower Company?

Not bad, Linyi Tower Company is still very good.

China Tower Linyi Company is a state-owned enterprise.

China Tower is a state-owned large-scale communications infrastructure comprehensive service enterprise approved by the State Council and approved by the State-owned Assets Supervision and Administration Commission. It has a registered capital of 10 billion yuan and is held 40.0% by China Mobile, 30.1% by China Unicom and China Telecom respectively. and 29.9% equity. The business scope includes the construction, maintenance, and operation of communication towers; the construction, maintenance, and operation of mobile communication base station computer rooms, power supplies, air-conditioning supporting facilities, indoor distribution systems, and base station equipment maintenance.