Do you want to stick a bigger piece of white paper outside the hard pen calligraphy competition paper?

No need. Hard-pen calligraphy competition paper generally requires the use of standard size paper, such as A4 paper. The paper is smooth and white, which is convenient for writing and display. Hard-pen calligraphy competition papers are all the same size, and there is no requirement to stick a bigger white paper outside, so there is no need to stick it.