1.1 Information and Intelligence+ 1.2 Cold Chain Logistics System+ 1.3 Cold Chain Logistics Technology + 1.4 Cold Chain Logistics Information Technology + 2.1 Cold Chain Commodity Freight Unit Barcode + 2.2 Definition Development and Principle of Barcode + 2.3 Technical Parameters and Reading Equipment of Barcode + 2.4 Composition and Classification of Barcode Symbols + 2.5 Barcode of Cold Chain Goods （I）+ 2.6 Barcode of Cold Chain Goods （II）+ 2.7 Cold Chain Commodity Storage and Transportation Unit Barcode（I）+ 2.8 Barcode of Cold Chain Commodity Freight Unit（I）+ 2.9 Barcode of Cold Chain Commodity Freight Unit（II）+ 2.10 EAN/UCC System+ 2.11 The Production and Location Selection of Barcodes + 2.12 Application of Bar Code in Tracing Cold Chain Goods + 2.13 Application of Barcode Technology in Beef Product Traceability + 3.1Basic Concepts of 2D Barcodes+ 3.2 Application of 2D Barcodes+ 4.1 Automatic Identification and Acquisition Technology + 4.2 Basic Concepts of RF Technology+ 4.3 RFID Radio Frequency Technology Label Classification（I）+ 4.4 RFID Radio Frequency Technology Label Classification（II） + 4.5 RFID Principles of RF Technology + 4.6 Simultaneous Reading of Multiple Tags+ 4.7 Application Examples of Radio Frequency Technology + 4.8 Application Examples of Radio Frequency Technology + 5.1 Automatic Navigation and Positioning System + 5.2 Automatic Navigation and Positioning System + 5.3 Application of GPS in the Cold Chain + 5.4 Overview of GIS (GIS)+ 5.5 Application of GIS in Cold Chain Logistics + 6.1 Overview and Framework of the Internet of Things + 6.2 EPC Internet of Things+ 6.3 The Core Technology of the Internet of Things + 6.4 Applications of the Internet of Things+ 6.5 Agricultural Product Traceability System Based on Internet of Things+ 7.1 Big Data Overview+ 7.2 Big Data Foundational Technology+ 7.3 The Application of Big Data in the Cold Chain +