(b) China has long been the world’s largest tea-producing country and the largest tea exporter for centuries. Tea was originated in China in 2737 BCE. China’s share is US1.6billion(20.6%oftotalteaexports).Overall,thevalueofteaexportsfellbyanaverage2.5%foralltheexportingcountriessince2013whenteashipmentswerevaluedat8 billion. Year after year,global tea exports appreciated 4.6%from 2016 to 2017.