Zhang Xiaoping was the leader of the economic reform movement in China . Reforms opened China up economically to the outside world . In 30 years China has maintained an average annual growth rate of 4 percent . `` Reform and opening up are the fundamental causes of all the achievements and progress we have made , '' Hu said , according to state-run media . China is now the world 's fourth - largest economy .
Zhang Xiaoping was the leader of the economic reform movement in China . Reforms opened China up economically to the outside world . In 30 years China has maintained an average annual growth rate of 4 percent . China is now the world 's fourth - largest economy .