What is the fine-grained topic of the following text: The MOUs were signed in the august presence of the Honourable Chief Minister of Andhra Pradesh Mr. Nara Chandrababu Naidu, Mr. Amarnatha Reddy, Minister for Industries and Mr. Talari Aditya, MLA, Satyavedu and Mr. Ravindranath Sannareddy, Founder Managing Director, Sri City. Only return the topic.
Signing of MOUs in the presence of Andhra Pradesh's Chief Minister and other dignitaries