bull in a china shop

all the tea in China

Something very valuable or priceless.

Banbury story of a cock and a bull

A roundabout, nonsensical story.

big shop

A large, regular purchase of groceries; as opposed to ad hoc or impulse purchases.

bull session

An informal discursive group discussion, often one where politics, economics or current events are discussed.

China syndrome

A hypothetical kind of catastrophic failure in which a nuclear reactor melts through the floor of its containment system and (if on land) penetrates the Earth's surface, continuing downward as if (from a Western Hemispheric point of view) traveling through the planet toward China.

grab the bull by the horns

Synonym of take the bull by the horns.

made in China

Cheaply manufactured; of poor or low quality, (especially) if made in East Asia.

Nixon in China

Suggesting the ability of a politician with an unassailable reputation among his or her supporters for representing and defending their values to take actions that would draw their criticism and even opposition if taken by someone without those credentials.