New Delhi, July 2 -- China's leader held up his country's rapid industrialization as a new pathway for developing nations in a speech Wednesday that projected a growing confidence both at home and on the world stage.

Xi Jinping, now in his 14th year in power, noted that China achieved in a few decades what it took centuries for rich countries to do.

"We advocate the building of a community with a shared future for humanity, providing Chinese wisdom, Chinese solutions and Chinese strength for addressing major issues facing humanity," he said at an event marking the 105th anniversary of the founding of the ruling Communist Party.

China, which has long bristled at U.S. dominance of the international system, has said it doesn't want to rep...