Supply Chain Management:Issues and ModelsLecture 1: IntroductionDr. Jinxing Dr. Jinxing Xie XieDepartment of Mathematical Sciences Department of Mathematical SciencesTsinghua University, Beijing 100084, China Tsinghua University, Beijing 100084, Chinahttp:/ http:/ Email: jxie jxie V oice: (86-10)62787812 Fax: (86-10)62785847 V oice: (86-10)62787812 Fax: (86-10)62785847Office: Rm. 1308, New Science Building Office: Rm. 1308, New Science Building1Course Informationn nObjective:Objective: Understan