T165, Achievements in Socialist Construction (4th Set)《社会主义建设成就（第四组）》 Stamp Title: Achievements in Socialist Construction (4th Set) Serial number: T165 Values in set: 4 (4-1), Luoyang Glasshouse, 20 fen, 40*27 mm (4-2), Fertilizer Project of Wulumuqi Petrochemical Head Works, 25 fen, 40*27 mm (4-3), Expressway between Shenyang and Danian, 55 fen, 40*27 mm (4-4), Xichang [...]
T168, Disaster Relief《赈灾》 Stamp Title: Disaster Relief Serial number: T168 Values in set: 1 Date of issue: September 14, 1991 Denomination: 80 fenn Designers: Wang Huming, Zhao Yuhua Size of stamps: 30*40mm Perforation: 11.5*11 Sheet composition: 50 (10*5) Printing process: Photogravure Printing House: Beijing Postage Stamp Printing Works T168 赈灾 （1）80分 赈灾 4000万枚 [...]
J181, 90th Anniv. of Birth of Chen Yi《陈毅同志诞生九十周年》 Stamp Title: 90th Anniv. of Birth of Chen Yi Scott No: 2351， 2352 Serial number: J181 Values in set: 2 (2-1), Portrait of Chen Yi, 20 fen, 30*40 mm (2-2), Poem by Chen Yi, 50 fen, 30*40 mm Denomination: 70 fen Date of issue: August [...]
T164, Imperial Summer Resort《承德避暑山庄》 Stamp Title: Imperial Summer Resort Serial number: T164 Values in set: 3 (3-1), The Soughing of the Wind in the Pines, 15 fen, 52*31 mm (3-2), Waterside Pavilion around with Green Water, 20 fen, 52*31 mm (3-3), Green Island and Maple, 90 fen, 51*31 mm (1-1), Clear Lake and [...]
J180, 13th Conference of International Union for Quatenary Research《第十三届国际第四纪研究联合会大会》 Stamp Title: 13th Conference of International Union for Quatenary Research Serial number: J180 Values in set: 1 (1-1), 13th Conference of International Union for Quaternary Research, 20 fen, 40*30 mm Denomination: 20 fen Date of issue: August 2, 1991 Designer: Wang Huming Size of [...]