Since Canada initiated countervailing investigation to China in 2004, the USA is also trying its best to find out some possible measures to apply its countervailing laws to China.

• 自加拿大2004年对中国发起反补贴调查以来，美国也开始通过积极修改其反补贴法，力图寻求对中国适用反补贴措施的可行之策。