Halcyon dish shop signboard

Quick answer：

A halcyon dish shop signboard refers to the exterior signage of a shop that specializes in selling various kinds of preserved or cooked meats, which are commonly known as 'lxiaocai' in Chinese. These shops often feature vibrant and eye-catching signs to attract customers. The term 'halcyon' here is an adjective that suggests a peaceful and idyllic state, which might be used metaphorically to describe the culinary experience or the ambiance of the shop.