During his first term in the PSC between 2007 and 2012, Li took on the most important portfolios in the Chinese government, including economic development, government budgets, land and resources, the environment, and health, ostensibly to prepare him for his upcoming premiership. He also became the head of central commissions overseeing the Three Gorges Dam and the South-North Water Transfer Project, as well as the leader of steering committees in charge of health care reform, food safety, and AIDS-related work. In addition, Li was the principal lieutenant to Premier Wen Jiabao in the broad portfolios of climate change, energy, information technology, northeastern China revitalization, and developing the Chinese far west.