What do Shanghainese call paper shells?

Shells. In Shanghainese, paper shells are called shells, and shells are box-shaped objects with fixed shapes. Shanghai dialect generally refers to Shanghai dialect, which is also called Shanghai gossip, Shanghai Wu dialect, Shanghai Wu dialect and Shanghai dialect. It is a Wu dialect belonging to the Sino-Tibetan Wu dialect-Taihu dialect, and Shanghai dialect is an important foundation of Shanghai local culture.