Tabla de Contenidos: “…Preface -- Frontier foundations for revolution -- Shaanxi's early Communist movement -- Bandits and Bolsheviks -- The rocky road to revolution -- Accidental holy land -- Dawn of the Yan'an era -- Conclusion…”

“…The online conference is complemented with a local physical event at Xi'an, Shaanxi, China, primarily targeting the strong data management community in China. …”

“…This year, due to the global uncertainties, travel restrictions, and other potential difficulties associated with Covid-19, SIGMOD is being held entirely online, instead of at its originally planned location of Xi'an, Shaanxi, China. The online SIGMOD conference is complemented with a local physical event at Xi'an, primarily targeting the data management community in China. …”

Tabla de Contenidos: “…Environmental engineering and resources; Environmental benefits of China's conversion of cropland to forest program and its viability: A case study of Meixian County of Shaanxi Province; Traditional forest knowledge, rubber plantation and climate change; Economic and thermal technical comparison of classical foundation and foundation on air gap-crawl space; Gold refining process and its impact on the environment…”

Tabla de Contenidos: “…Advanced Design and Manufacturing -- Based On the Test Track Minimum Radius of Expressway Ramp / Modeling and Testing of an ICPTs Used in Dynamic Balancing Device / Study on the Coordination Principle of Innovative Manufacturing Elements Based on Internet plus / Design of a Semi-active Heave Compensation System Combined Variable Frequency with Throttle / Design of Auxiliary Arm for High Voltage Live Working Robot / Investigation on Integrated Digital Platform of High Power Converter with Power Factor Correction for Formed Aluminium Foil / Thermal-mechanical Coupling Analysis of Screw Discharge Machine Based on ANSYS / Improved XY-axis Calibration Based on Bilinear Interpolation / Research of E36 Steel Welding Process for Jinzhou 9-3 Offshore Platform / Finite Element Analysis and Optimum Design of a Video Laryngoscope / An Instrumented Glove for Real Time Feedback on Hand Gripping Pressure and Bending a Pilot Study / Optimization of Crank Mechanism of Multifunctional Nursing Bed Based on ADAMS / Research on the Mechanism of Industry Integration between Shaanxi Advanced Manufacturing and Modern Service Industry / Session 10. …”