Topics of interest include,but are not limited to:
For more: https://www.wscis.org/CFP.html

Theories of Smart City
Smart Buildings
Smart Transportation
Smart Environment
Smart Economy
Smart People
Smart Living
Smart Mobility
Smart and connected communities
Smart Healthcare
Smart Home
Environment and Urban Monitoring
Deployments for Smart Cities
Smart Water System
Smart University and Smart Education
Smart emergency management
Smart manufacturing and logistics
Technologies for Smart City
Information and Communication Technologies (ICT) for Smart City
Internet-of-Things for Smart Cities
Future Internet Architecture and Protocols
Machine-to-machine communications
Mobile Computing
Wireless Communications
5G
Wireless sensor networks
Embedded Computing and fog computing
Smart mobile devices
Human-machine interfaces
Deployments for Smart Cities
Cloud Computing and Networking Infrastructure
Social Computing and Social Networks
Smart Grid
Smart grid inspired data processing technologies
Smart grid inspired data communication and networking technologies
Smart metering and advanced measurement infrastructure
Demand response management (DRM)
Energy-efficient smart grid systems
Quality of Service assurance in smart grid systems
Cyber security and privacy in smart grid systems
Reliability, robustness, fault-tolerance, and self-healing
Smart grid system management and adaptation
Application-layer service engineering for smart grid
Testing and evaluation tools
Optical communications and networking in smart grid
Prototype systems and real-world deployment experiences
Big Data and Data Mining
Big Data Architectures
Big Data Models and Algorithms
Big Data Management
Big Data Searching and Mining
Security and Privacy of Big Data
Big data for Enterprise and Government
Cloud Computing Techniques for Big Data
Big Data for Vertical Industries
Machine Learning and Data Mining
Big Data for Urban Informatics
Applications and Industry Practice
Business Ontologies and Models for Smart City
Digital Goods and Services for Smart City
Electronic Service Delivery
E-Marketing and Smart Economy
Innovative applications in business and government cases
Online Auctions and Technologies
Virtual Organizations and Teleworking
Citizen engagement and smart governance