Plastic steel doors and windows originated in Germany in the 1960s. At that time, Europe was experiencing an energy crisis, and people were looking for high-tech materials in various fields. Plastic steel doors and windows, because of its superior product performance and energy saving, environmental protection features of the public good, stand out in the building materials, become a substitute for wood windows, steel windows, aluminum alloy windows of the fourth generation of windows and doors, known as a window and door revolution, soon to be widely used in Europe and North America.

In the 1990s, Wuhu Conch Profiles Technology Co., Ltd, under the leadership of the first chairman Mr. Guo Wen-san, examined the development trend of the industry, and introduced the advanced equipment and technology from Europe at a high starting point, which opened the curtain of the era of China's plastic steel doors and windows.

After fifteen years of hard struggle, Conch Profiles has developed from a factory with an annual production capacity of 5,000 tons of profiles to a listed company with an annual production capacity of nearly 700,000 tons and a total asset of RMB 3 billion yuan, which has become a leader in China's chemical building materials industry and witnessed the development of China's chemical building materials industry. The development of Conch Profiles has promoted the development of China's plastic steel doors and windows industry, facilitated the formation of China's profiles and doors and windows equipment manufacturing, industry system, industry standards, and cultivated a large number of industry management, technology and market talents, and is now an important promoter of China's plastic profiles occupying one-half of the global production capacity.