Scott No: 2354-57
Serial number: T165
Values in set: 4
Denomination: 180 fen
Date of issue: September 21, 1991
Designer: Chen Xiaocong
Size of stamps: 40*27 mm
Perforation: 11.5*11
Sheet composition: 28(7*4)
Printing process: Offset
Printing House: Beijing Postage Stamp Printing Works

The special stamp set Socialist Construction Achievements (Group IV), catalog number T165, was issued on September 20, 1991. It consists of four stamps, produced using offset printing. The stamps measure 40×27 mm, with a perforation gauge of 12 degrees. Each sheet contains 28 stamps (7×4). The stamps were designed by Chen Xiaocong, with photography by Wang Zhonghu, Zhang Jianxin, Chen Xu, and Zhang Tongsheng, and printed by Beijing Stamp Printing Works.

Thematic Focus of the Set

This stamp set continues the Socialist Construction Achievements series. It selects representative key projects in four major fields: industry, chemicals, transportation, and aerospace, showcasing the fruitful achievements of China's modernization drive in the 1980s. It reflects the construction spirit of overcoming difficulties and pursuing independent development in different industries, and highlights the steady progress of the country's economy and science and technology.

Stamp Designs and Historical Background

Luoyang Glass Factory

The image presents the operation scene of a float glass production workshop. The "Luoyang Float" process developed by the Luoyang Glass Factory is one of the world's three major float glass technologies. It broke the foreign technological monopoly and is a landmark achievement of independent innovation in China's building materials industry.

Urumqi Petrochemical General Factory Large Fertilizer Project

The image features the petrochemical plant area as the main subject, with the Bogda snow peak in the background. This project was a key national project of the Sixth Five-Year Plan. After completion, it greatly increased the fertilizer supply capacity in Xinjiang, supported agricultural development in the border region, and served as an important chemical base in the northwest.

Shenyang-Dalian Expressway

The image shows the broad and straight expressway surface. The Shenyang-Dalian Expressway was the first long-distance expressway completed and opened to traffic in mainland China, connecting Shenyang and Dalian, and opening the prelude to the development of expressway construction in China.

Xichang Satellite Launch Center

The image depicts the majestic scene of a rocket awaiting launch. Xichang is an important low-latitude space launch site in China, with advantages for launching geosynchronous orbit satellites. It undertakes commercial satellite and Long March series rocket launch missions, representing the development level of China's space industry.

Artistic and Design Features

The set uses a realistic photographic style. The images are authentic and simple, restoring the original appearance of the project sites. The four stamps correspond respectively to an industrial workshop, a petrochemical plant area, a highway trunk line, and a space launch site, with high scene recognizability. The colors are realistic and substantial, objectively recording the appearance of the era's projects. The set has a unified style and a strong documentary feel.