Zhongyouza 19 bred by Wang Hanzhong’s team at Oil Crops Research Institute of CAAS, was the first nationally approved winter-type rapeseed variety with oil content up to 50percent as well as high yield, double-low quality, multi-resistances, and adaptable for mechanization in China. The oil production was 1,463.5 kg/hm² that increased by 12.7percent than control in national regional trials in China. Now it was cultivated up to 1.33 million hm² totally.

The variety demonstration site of Zhongyouza 19 in Wuhu, Anhui Province, China in 2016