Rubber-plastic seals play an important role in the development of national economy. They are the basic components and accessories in the industries of national defense, chemical industry, petroleum, coal, transportation and mechanical manufacturing. In recent years, with the rapid economic growth, rubber and plastic seals manufacturing industry has maintained double-digit growth. According to statistics, in 2010, Enterprises above the scale of rubber and plastic seals manufacturing industry in China (according to the statistical caliber of the National Bureau of Statistics, sales revenue is more than 5 million yuan) achieved a total industrial output value of nearly 8 billion yuan, an increase of more than 25% year on year.

It is reported that the domestic rubber and plastic seals manufacturing industry has nearly 300 enterprises above the scale, the industry generally presents the development situation of small scale and low technology level. From the point of view of enterprise economic type, private enterprises and three-capital enterprises account for more than 95%, which is the main economic type of the industry. At the same time, enterprises are basically concentrated in East China. From the point of view of the number of enterprises, sales revenue and asset scale, East China occupies a considerable share and the market concentration is relatively high.

With the rapid development of economy, the investment of fixed assets in automobile industry and other downstream industries has increased, and the domestic market demand is strong, which provides a huge market space for rubber and plastic seals manufacturing industry. Many multinational corporations enter the Chinese market through joint ventures and cooperation, which leads to intensified competition.

Fortunately, the industry will still benefit from the government's attention and support in the future. With the improvement of product technology level of rubber and plastic seals manufacturing industry in China, the shift of world processing manufacturing industry to China and the role of price leverage, the grade of rubber and plastic seals exported by China has been improved in recent years, and some products with high technology content have entered the international market. This situation has brought great development opportunities to domestic rubber and plastic seals manufacturers.