Saline-alkali area in Shandong turned into cultural destination (2)

Aerial photo taken on May 29 shows the vegetable planting greenhouse in Shouguang.

Shuangwangcheng, once a vast saline-alkali land, now has become the largest tomato production base of soilless culture and a famous agricultural sightseeing spot in China. (Photo: China News Service/Mao Jianjun)