The move is part of a plan to sell the government's holdings in 10 state-owned companies over this year and next to boost foreign investment and revive growth.
China's central bank commitment to ensure policy remained prudent this year may mean no more monetary stimulus, which could see copper demand growth slow further.
The nation has successfully repatriated part of its gold holdings that had been frozen as part a number of sanctions imposed by the U.S. and other global powers over its nuclear program.