A Vietnam B Japan C China D South Korea

A On the east coast, on the Yellow Sea and Bohai Sea B In the northwestern desert corridor toward Central Asia C On the central highland plateau of western China D In the subtropical mountains of southern China

A A small experimental region with no commercial significance B The longest-established and historically largest wine province in China C The main producer of rice wine rather than grape wine D A region only started up in the 21st century

A Yantai, on the northern coast B Weifang, in central Shandong C Jinan, in the province's interior D Qingdao, on the southern coast

A High-altitude mountain climate with thin air and big diurnal swings B Continental and extremely dry, like Ningxia and Xinjiang C Maritime and humid, shaped by proximity to the sea D Subtropical rainforest climate with year-round heat

A Year-round, because the region lies very close to the equator and tropics B In midwinter, because Shandong has a cold and stable winter climate C In spring, since grapes in China ripen earlier than they do in Europe D In late summer, because the region sits in the Northern Hemisphere