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According to reports, the support of the leading industries in the nine industrial clusters and the extension of the industrial chain, after three to five years of construction, formed gradient economic growth poles with total output value exceeding one billion, five billion, 10 billion, and 50 billion yuan respectively. By 2007, the total output value of 9 industrially-intensive areas reached 87 billion yuan.
Lanzhou will launch the "3997" project development plan to grow the nine major industrial clusters
Lanzhou Development and Reform Commission formulates the '3997' project development plan. The plan points out that with three years (2005-2007) as the support of project construction, nine major industrial agglomeration areas such as Xigu petrochemical city and aluminum-plastic sheet industrial agglomeration area will be the growth poles, and cumulative investment in fixed assets will be 90 billion yuan in three years. Yuan, an average annual increase of 15%.