Scott No: -
Serial number: 2014-25
Values in set: 6
Date of issue: October 16, 2014
Denomination of Stamps: 720 fen
Designer of Stamps: Bi Jianxun
Size of stamps: 30 * 50 mm
Perforation: 13.5
Sheet composition: 16
Size of sheet: 146 * 240 mm
Printing process: Photogravure
Printing House: Beijing Postage Stamp Printing Works

"Chinese Modern Scientists (VI)" is a commemorative stamp set issued by China Post on October 16, 2014, with catalog number 2014-25. The set consists of six stamps, each with a face value of 1.20 yuan. The stamps feature portraits of six scientists: Zhao Jiuzhang, Wang Ganchang, Wang Xuan, Guo Yonghuai, Zhu Guangya, and Deng Jiaxian. The stamps measure 30×50 mm, with a perforation gauge of 13.5 degrees. Each sheet contains 16 stamps (146×240 mm). The stamps were printed using the photogravure process and incorporate anti-counterfeiting features such as anti-counterfeiting paper, anti-counterfeiting ink, shaped perforations, and fluorescent spray codes. The set was designed by Bi Jianxun, with information provided by Tsinghua University, and printed by Beijing Stamp Printing Works.

Brief Introductions to the Six Scientists:

Zhao Jiuzhang (1907–1968): One of the founders of modern meteorology and geophysics in China. He was an advocate and pioneer of China's satellite program and oversaw the development of the overall plan for China's first artificial satellite. He is known as the "Father of China's Satellites."

Wang Ganchang (1907–1998): One of the founders of nuclear physics in China and an academician of the Chinese Academy of Sciences. He made significant contributions to nuclear physics, particle physics, and cosmic ray research. He was a key participant in China's nuclear weapons development program and was awarded the First-Class National Natural Science Award.

Wang Xuan (1937–2006): A computer scientist and academician of both the Chinese Academy of Sciences and the Chinese Academy of Engineering. He invented the Chinese character laser phototypesetting system, earning him the title "The Modern Bi Sheng" for his revolutionary contributions to the modernization of China's printing and publishing industry. He received the State Preeminent Science and Technology Award.

Guo Yonghuai (1909–1968): An aerodynamicist and academician of the Chinese Academy of Sciences. He achieved significant results in transonic gas dynamics research and was one of the key founders of China's nuclear weapons, missile, and satellite programs, making outstanding contributions to China's national defense science and technology.

Zhu Guangya (1924–2011): A nuclear physicist, academician of both the Chinese Academy of Sciences and the Chinese Academy of Engineering. He was a key organizer and leader in China's nuclear weapons development and national defense science and technology. He served as President of the China Association for Science and Technology and was awarded the "Two Bombs, One Satellite" Meritorious Medal.

Deng Jiaxian (1924–1986): A nuclear physicist and academician of the Chinese Academy of Sciences. He was a pioneer and one of the founders of China's nuclear weapons development program, leading the research and development of China's atomic and hydrogen bombs. He made indelible contributions to China's national defense science and technology and is honored as the "Father of China's Nuclear Program" or the "Two Bombs Hero."