The stamp designs are based on the ship types that are built at China State Shipbiulding Corporation (CSSC), and a set of the four different vessel types cost RMB5.10 ($0.82).
China Post mentions that the selection of the large vessel types on the stamps is representative of the advanced level of China’s shipbuilding industry, and stresses the modernization of the country’s shipyards.
The stamps will be on sale from 3 June 2015.