A porcelain cup painted in an antique style depicting the children’s cartoon character Peppa Pig, set against the backdrop of a traditional Chinese landscape, has proved a hit online in China.

The Christmas Pig by J. K. Rowling tells the story of Jack, a boy who has lost his most treasured toy, Dur Pig (DP for short), a small toy pig made of the same material as a soft towel, with shiny ...