Dim Sum Duck is a Chinese restaurant in London, United Kingdom, and the useful context is what kind of evening it seems built to deliver. The draw is regional technique, texture and the rhythm of shared plates; at a comparatively accessible price point, it should be judged as a smart choice when you want something considered without turning the night into a major splurge. Michelin selection gives it a credible place in the dining conversation, even without the expectation or formality of a starred meal.