According to the Opinions on Restraining Overcapacity and Redundant Construction in Parts of Industries and Leading the Healthy Development of Industries“(Hereafter short for OPINIONS) promulgated by ten ministries and emphasized by the State Council,the electrolytic aluminum capacity in China is 18 million tons,accounting for 42.9% of the global capacity,and the capacity utility rate is only 73.2%.Electrolytic aluminum is still an industry of overcapacity, which needs to be regulated and controlled by the government.However, the overcapacity of this industry is not a new phenomenon.As early as in December 2003,the State Council did take some measures to redress the overcapacity of electrolytic aluminum,but till now when the OPINIONS came out,the redundant construction in this industry keeps building up rather than mitigate.Why is it so difficult to control the so-called electrolytic aluminum overcapacity though the government repeatedly emphasized the overcapacity issue? According to the Opinions on Restraining Overcapacity and Redundant Construction in Parts of Industries and Leading the Healthy Development of Industries ”(Hereafter short for OPINIONS) promulgated by ten ministries and emphasized by the State Council, the electrolytic aluminum capacity in China is 18 million tons , accounting for 42.9% of the global capacity, and the capacity utility rate is only 73.2% .Electrolytic aluminum is still an industry of overcapacity, which needs to be regulated and controlled by the government. Host, the overcapacity of this industry is not a new phenomenon. As early as in December 2003, the State Council did take some measures to redress the overcapacity of electrolytic aluminum, but till now when the OPINIONS came out, the redundant construction in this industry keeps building up rather than mitigate.Why is it so difficult to control the so-called electrolytic aluminum overcapacity though the government repeatedly emphasized the overcapacity issue?