prc

2024-22 chinese morden writers

2024-23 150th anniversary of upu

2024-23 150th anniversary of upu

pf2024-24 100th anniv. of osean university of china fdc

2025-02 120th anniv. of china nuclear industry

2025-03 9th asian winter games in harbin

2019-01 ji hai year (year of pig)

pf2018-23 yangtze river economic zone fdc

pf2018-32 snow sprots of winter olympic games fdc

2018-05 the 13th national people's congress of people's republic of china

2018-06 malus spectabilis

2018-15 qu yuan - a patriotic poet of china warring states period

pf2018-22 wild goose fdc

pf2018-31 hongkong-zhuhai-macao cross sea bridge fdc

2019-16m five sacred mountains miniature sheet

pf2019-20 70th anniversary of the chinese people’s political consultative conference first day cover

pf2019-28 innovation in science and technology(ii) first day cover

2020-04 selected paintings of wu guanzhong

pf2020-04 selected paintings of wu guanzhong fdc

pf2019-09 chinese herbaceous peony fdc