Huang Hongjian: 8 years restoring Kaihua paper making skill
chinadaily.com.cn| Updated :2019-05-24
A Kaihua paper-made gravure engraving stamp by world-famous stamp and bank note engraving master Martin Morck, Sweden Sailing Ship, is showcased at the world philatelic exhibition STOCKHOLMIA 2019 held in Stockholm, capital of Sweden on May 23. [Photo/qz123.com]
