(Topics include but are not limited to)
The Application of Blockchain Technology
Services of blockchain technology
Data Management of Blockchain
The decentralized model of blockchain
The Security of Blockchain
Privacy and Trust
Smart Contract Management of Blockchain
Design of Blockchain Data Model
Transaction Management of Blockchain
The Application of Digital Currency
Blockchain trading platform
Blockchain and Economic Management
The transaction value of blockchain
Scientific research based on big data
Algorithms and Programming Techniques for Big Data Processing
Big Data Search Algorithm and System
Big data analysis in mobile and ubiquitous computing
Data Mining and Machine Learning Tools
Big data analysis management
Big data analysis, search and mining
Big Data Services
Big data encryption
Big Data Open Platform
Big data quality and source control
Big Data Toolkit
Data Mining, Graph Mining, and Data Science
Basic Model of Big Data
Big data analysis and social media
Big Data Application: Bioinformatics
The scientific application of big data
Innovation in Big Data Business Models
Network and Data Security and Privacy Protection
Technologies, models, and algorithms of big data
Tools and systems for big data
Big data visualization analysis
Big data hardware/software infrastructure
Intelligent data processing
Machine learning and big data artificial intelligence
Knowledge Discovery and Data Mining
Intelligent database system
fuzzy control 
pattern recognition
Smart Communication
Intelligent data processing
Financial Economics
economic development
economic policy
economic system
agricultural economy
Beauty Economy
Ecological Economy
international economy 
Decision Science
cost control 
Finance and Investment
human resources
information system
Financial system development
Information Technology Management
Business Performance Management
Information Economy and Management
Corporate Finance and Governance
consumer behavior 
Development Planning and Policies
Global Business
Comprehensive productivity
business management