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Research on issues concerning war and combat should be encouraged to enhance the military's ability to win modern wars, he said.

Noting that it has been 10 years since the global financial crisis broke out and the first G20 summit was convened, the Chinese president said the global economy today, while maintaining growth on the whole, is still not free from the underlying impacts of the crisis.

China supports necessary reform of the World Trade Organization, and believes that it is critical to uphold the WTO's core values and fundamental principles such as openness, inclusiveness and non-discrimination and ensure the development interests and policy space of developing countries, according to the Chinese president.

The ancient Chinese invented astronavigation and Zheng He was among the first to use it during many of his voyages. The position and course of his fleet were determined by observing the stars and constellations, such as the Big Dipper, the Southern Cross, and the Lyra constellation.

The company said it plans to establish a helicopter training center and a final assembly workshop in China.