Among them, the plastic packaging industry is China's plastics industry in the development of one of the most rapid areas. In 2003, the output of plastic packaging reached 4 million 650 thousand tons, an increase of 15.56% over the previous year, and the output value reached 76 billion 420 million yuan, accounting for 28.3% of the total output value of the packaging industry by 270 billion yuan. In flexible packaging, the average annual growth of BOPP film remained at more than 15%. By the end of 2004, China's BOPP film production line had more than 180, and its production capacity was almost 1 million 900 thousand tons. BOPP film has a large quantity of basic to meet domestic market demand; BOPET film BOPP film after share market share in the domestic market in 2003, BOPET industry such as bamboo shoots after a spring rain like rapid development, production line total number has reached 30, the design production capacity of 143 thousand and 600 tons, the actual production of 126 thousand and 700 tons. The equipment level of plastic packaging industry in China continue to develop and improve, multi-layer coextrusion technology has been widely used, effectively improve the structure and properties of functional films; to solve the problem of residual solvent dry compound process; the emergence of a number of new products, new technologies, new materials, development of high barrier film; multifunctional fresh-keeping film, aseptic packaging film etc. to deeper development; pharmaceutical packaging is widely used in soft plastic packaging materials, become the hot new development; bag making, printing technology on a new level, so that the plastic products really into the era of color. Besides the attractive domestic market, China's export market is also optimistic. After entering the WTO, the export volume of China's major export products is expected to increase by about US $10 billion to US $8 billion per year. The increase in export volume will drive the growth of corresponding product packaging. With the rapid and healthy development of China's national economy, China's packaging industry has become a very promising industry, and will have a broad market space.