CSO

N91-94/编号邮票91-94, Asian-African-Latin-American Table Tennis Friendship Invitational Tournament《亚非拉乒乓球友好邀请赛》 Stamp Title: Asian-African-Latin-American Table Tennis Friendship Invitational Tournament Serial number: N91-94 Values in set: 4 (4-1), The logo, 8 fen, 31*38.5 mm (4-2), Warmly welcome Asian-African-Latin-American friends, 8 fen, 31*38.5 mm (4-3), Women athlete, 8 fen, 31*38.5 mm (4-4), Union and friendship, 22 fen, 31*38.5 mm [...]

N86-90/编号邮票, Children’s Songs and Dances《儿童歌舞》 Stamp Title：Children's Songs and Dances Serial number: N86-90 Values in set: 5 Date of issue: June 1, 1973 Denomination: 40 fen Designer: Wu Jiankun Size of stamps: 30*40mm Perforation: 11.5*11 Sheet composition: 50(10*5) Printing process: Photogravure Printing House: Beijing Postage Stamp Printing Works 编号邮票86-90 儿童歌舞 编86，8分，图案为秧歌舞（汉族）； [...]

N63-65/编号邮票63-65, Women of China《中国妇女》 Stamp Title: Women of China Serial number: N63-65 Values in set: 3 (3-1), Miner trainee, 8 fen, 30*40 mm (3-2), Women commissioner, 8 fen, 30*40 mm (3-3), Hai Yan, 8 fen, 30*40 mm Date of issue: March 8, 1973 Denomination: 24 fen Designer: Yang Baizi, Zhang Yuan Size of [...]

N49-52/编号邮票49-52, Red Flag Canal《红旗渠》 Stamp Title: Red Flag Canal Serial number: N49-52 Values in set: 4 (4-1), The spirit of Yu Gong Wanted to Move the Two Mountains, 8 fen, 27*40 mm (4-2), Youth Hole, 8 fen, 27*40 mm (4-3), Peach Garden Bridge, 8 fen, 27*40 mm (4-4), River in the sky, 8 [...]

N44/编号邮票44, Iron man Wang Jinxi,Vanguard Fighter of Chinese Working Class《中国工人阶级的先锋战士-铁人王进喜》 Stamp Title: Iron man Wang Jinxi,Vanguard Fighter of Chinese Working Class Serial number: N45 Values in set: 1 Date of issue: December 25, 1972 Denomination: 8 Designer: Sun Hongnian Engraver: Sun Hongnian Size of stamps: 30*40mm Perforation: 11*11.5 Sheet composition: 50(10*5) Printing process: [...]