There are also a large number of production enterprises (nearly 400) in this industry, small production capacity (2.8 million tons), small demand (1.2 million tons of national profile sales in 2003), the contradiction that capacity cannot be fully utilized, and the annual output exceeds There are less than 10 enterprises with 20,000 tons, the quality of products is uneven, the inferior products still have a market, and the technical quality standards of the industry are too low, which is not conducive to technological progress, resulting in a comeback of substitute aluminum. The high-end market (30%) is occupied by foreign brands, and the middle and low-end markets are unprofitable and fiercely competitive. The final pattern has not yet been formed.
In terms of factory distribution, among the 392 profile manufacturers, 37% in the southeast, 12% in Shandong, 17% in the central region, 19% in the northeast, and 15% in the western region. From the production capacity segment, the national production capacity in 2003 was 2.8 million tons, 9% in Shandong, 1% in the central region, 32% in the northeast, 7% in the western region, and 39% in the southeast.