However, a worsening environment could pose a severe threat to the sustainable development of Kweichow Moutai, he noted. Kweichow Moutai Co..Ltd., the liquor producer, announced that over the next five years it would increase its annual production of base liquor by 20,000 tons, which is almost 87 percent over its 2009 output level. Today's Moutai wine originated during the Qing Dynasty. Crowned as China's national wine, Moutai has been appointed as a state banquet staple for feasts with foreign heads of state and distinguished visitors.Its international prominence grew when Premier Zhou Enlai presented the liquor to entertain Richard Nixon at the state banquet during the US presidential visit to China in 1972.