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China's economic strength, competitiveness in science and technology and national strength have reached a new level, he said.
China's inflation held steady in April, reinforcing views about stabilization in the economy and giving policymakers more leeway to tighten regulations.
China's efforts in aviation
China's cotton output peaked in 2012 at 6.84 million tonnes, more than 2.2 times that of 1978, and started to drop until a rebound in 2017.
China's massive express delivery industry has joined the effort to fight the illegal trade in protected wildlife and products by signing a self-regulatory convention on Tuesday.
