双百方针 (雙百方針) shuāng bǎi fāngzhēn

shuāng bǎi fāngzhēn set phrase Hundred Flowers Campaign slogan
Domain: Modern Chinese 现代汉语
Notes: Refers to 百花运动 with its slogan 百花齐放，百家争鸣 (CC-CEDICT '雙百方針')