Dr. Zheng Qin is currently a professor of software engineering and computer science with the School of Software, School of Information Science and Technology, Tsinghua University. He is the deputy director of E-commerce Teaching Steering Committee of the Ministry of Education in China. He conducts research that addresses both fundamental and applied projects at the formal verification of software, data mining, computer vision and e-commerce. He has published more than 50 papers in premier journals and conferences including WWW, SIGIR, AAAI, IJCAI, CIKM, WSDM, TKDE and TOIS. He has more than 20 China invention patents. His research got many kinds of funds such as the National Key Research and Development Program of China, the National Natural Science Foundation of China. He has published four books in Springer Press (i.e., Introduction to E-commerce, E-Commerce Strategy, Software Architecture, Fundamentals of Software Culture). He ever got awards such as Gold Prize in 43th International Exhibition of Inventions of Geneva and 44th International Exhibition of Inventions of Geneva, First Prize in Ministry of Education Science and Technology Award (Technological Invention), First Prize in Ministry of Education Science and Technology Progress Award, First Prize in Henan Province Science and Technology Progress Award and First Prize in Beijing Higher Education Teaching Achievement.Dr. Qinghong Shuai is currently a professor in the School of Economic Information Engineering, Southwestern University of Finance and Economics. He is a member of the Ministry of Education of e-commerce speciality teaching steering committee, an expert of the China e-commerce association electronic financial industry association, the Chinese society of information economy of the Sichuan branch of e-commerce, e-commerce association expert group deputy head of Sichuan province, Sichuan Province software industry association, the deputy director and the director of theelectronic commerce and electronic government affairs branch, Chengdu government specially engaged with e-commerce expert. Dr. Guolong Wang got a bachelor degree from Southwest Jiaotong University in 2013. He did his M.S. and Ph.D. in Software Engineering at Tsinghua University in 2016 and 2021. He is an assistant professor in School of Information Technology & Management, University of International Business and Economics. His research interests lie primarily in image quality assessment and its application in e-commerce. Pu Zhang is currently a Ph.D. candidate of Tsinghua University. He got a bachelor degree from North China University of Technology in 2014 and a master degree from Hainan University. His research interests lie primarily in International Economic Law and E-commerce Law. Dr. Mengyu Cao is currently a postdoctor in Tsinghua University. She did his B.S. at Lanzhou University and Ph.D. at Beijing Normal University. His research interests lie primarily in Algebraic Combinatorics and Graph Theory. Mingshi Chen is currently a Ph.D. candidate of Tsinghua University. He got a bachelor’s degree from Tsinghua University in 2017 and a master’s degree from Tsinghua University in 2019.

• Chapter 1 Background of E-Commerce.- Chapter 2 Basic Concepts of E-Commerce.- Chapter 3 Basic Models of E-Commerce.- Chapter 4 Architecture of E-Commerce.- Chapter 5 Basic Principle of E-Commerce.- Chapter 6 Application and Case Study of E-Commerce.

Dr. Zheng Qin is currently a professor of software engineering and computer science with the School of Software, School of Information Science and Technology, Tsinghua University. He is the deputy director of E-commerce Teaching Steering Committee of the Ministry of Education in China. He conducts research that addresses both fundamental and applied projects at the formal verification of software, data mining, computer vision and e-commerce. He has published more than 50 papers in premier journals and conferences including WWW, SIGIR, AAAI, IJCAI, CIKM, WSDM, TKDE and TOIS. He has more than 20 China invention patents. His research got many kinds of funds such as the National Key Research and Development Program of China, the National Natural Science Foundation of China. He has published four books in Springer Press (i.e., Introduction to E-commerce, E-Commerce Strategy, Software Architecture, Fundamentals of Software Culture). He ever got awards such as Gold Prize in 43th International Exhibition of Inventions of Geneva and 44th International Exhibition of Inventions of Geneva, First Prize in Ministry of Education Science and Technology Award (Technological Invention), First Prize in Ministry of Education Science and Technology Progress Award, First Prize in Henan Province Science and Technology Progress Award and First Prize in Beijing Higher Education Teaching Achievement.Dr. Qinghong Shuai is currently a professor in the School of Economic Information Engineering, Southwestern University of Finance and Economics. He is a member of the Ministry of Education of e-commerce speciality teaching steering committee, an expert of the China e-commerce association electronic financial industry association, the Chinese society of information economy of the Sichuan branch of e-commerce, e-commerce association expert group deputy head of Sichuan province, Sichuan Province software industry association, the deputy director and the director of theelectronic commerce and electronic government affairs branch, Chengdu government specially engaged with e-commerce expert. Dr. Guolong Wang got a bachelor degree from Southwest Jiaotong University in 2013. He did his M.S. and Ph.D. in Software Engineering at Tsinghua University in 2016 and 2021. He is an assistant professor in School of Information Technology & Management, University of International Business and Economics. His research interests lie primarily in image quality assessment and its application in e-commerce. Pu Zhang is currently a Ph.D. candidate of Tsinghua University. He got a bachelor degree from North China University of Technology in 2014 and a master degree from Hainan University. His research interests lie primarily in International Economic Law and E-commerce Law. Dr. Mengyu Cao is currently a postdoctor in Tsinghua University. She did his B.S. at Lanzhou University and Ph.D. at Beijing Normal University. His research interests lie primarily in Algebraic Combinatorics and Graph Theory. Mingshi Chen is currently a Ph.D. candidate of Tsinghua University. He got a bachelor’s degree from Tsinghua University in 2017 and a master’s degree from Tsinghua University in 2019.

• Chapter 1 Background of E-Commerce.- Chapter 2 Basic Concepts of E-Commerce.- Chapter 3 Basic Models of E-Commerce.- Chapter 4 Architecture of E-Commerce.- Chapter 5 Basic Principle of E-Commerce.- Chapter 6 Application and Case Study of E-Commerce.

Dr. Zheng Qin is currently a professor of software engineering and computer science with the School of Software, School of Information Science and Technology, Tsinghua University. He is the deputy director of E-commerce Teaching Steering Committee of the Ministry of Education in China. He conducts research that addresses both fundamental and applied projects at the formal verification of software, data mining, computer vision and e-commerce. He has published more than 50 papers in premier journals and conferences including WWW, SIGIR, AAAI, IJCAI, CIKM, WSDM, TKDE and TOIS. He has more than 20 China invention patents. His research got many kinds of funds such as the National Key Research and Development Program of China, the National Natural Science Foundation of China. He has published four books in Springer Press (i.e., Introduction to E-commerce, E-Commerce Strategy, Software Architecture, Fundamentals of Software Culture). He ever got awards such as Gold Prize in 43th International Exhibition of Inventions of Geneva and 44th International Exhibition of Inventions of Geneva, First Prize in Ministry of Education Science and Technology Award (Technological Invention), First Prize in Ministry of Education Science and Technology Progress Award, First Prize in Henan Province Science and Technology Progress Award and First Prize in Beijing Higher Education Teaching Achievement.Dr. Qinghong Shuai is currently a professor in the School of Economic Information Engineering, Southwestern University of Finance and Economics. He is a member of the Ministry of Education of e-commerce speciality teaching steering committee, an expert of the China e-commerce association electronic financial industry association, the Chinese society of information economy of the Sichuan branch of e-commerce, e-commerce association expert group deputy head of Sichuan province, Sichuan Province software industry association, the deputy director and the director of theelectronic commerce and electronic government affairs branch, Chengdu government specially engaged with e-commerce expert. Dr. Guolong Wang got a bachelor degree from Southwest Jiaotong University in 2013. He did his M.S. and Ph.D. in Software Engineering at Tsinghua University in 2016 and 2021. He is an assistant professor in School of Information Technology & Management, University of International Business and Economics. His research interests lie primarily in image quality assessment and its application in e-commerce. Pu Zhang is currently a Ph.D. candidate of Tsinghua University. He got a bachelor degree from North China University of Technology in 2014 and a master degree from Hainan University. His research interests lie primarily in International Economic Law and E-commerce Law. Dr. Mengyu Cao is currently a postdoctor in Tsinghua University. She did his B.S. at Lanzhou University and Ph.D. at Beijing Normal University. His research interests lie primarily in Algebraic Combinatorics and Graph Theory. Mingshi Chen is currently a Ph.D. candidate of Tsinghua University. He got a bachelor’s degree from Tsinghua University in 2017 and a master’s degree from Tsinghua University in 2019.

• Chapter 1 Background of E-Commerce.- Chapter 2 Basic Concepts of E-Commerce.- Chapter 3 Basic Models of E-Commerce.- Chapter 4 Architecture of E-Commerce.- Chapter 5 Basic Principle of E-Commerce.- Chapter 6 Application and Case Study of E-Commerce.