Ractopamine is an adrenal stimulant used to make pork more lean. The European Union has had a similar ban on its use in animals since 1996, China says.

• 莱克多巴胺是一种肾上腺素兴奋剂，用以提高瘦肉率。中国表示，欧盟自1996年起就在类似的规定中禁止对家畜使用此种添加剂。