Chinese air conditioner industry posted production output of 149.8505 million units in 2018, up by 4.4% year-on-year, and sales volume of 150.6909 million units, up by 6.3% year-on-year, of which domestic shipments grew by 4.6% year-on-year to 92.8085 million units and exports rose by 9.3% to reach 57.8824 million units, according to ChinaIOL.com.