http://www.collectorsweekly.com/articles/the-mao-mango-cult-of-1968/

For 2,000 years, the peach was the iconic fruit of China, an auspicious symbol of good health and a long life. But from August of 1968 until roughly the fall of the following year, the mango was China’s most revered produce item, whose meaning was unwittingly bestowed upon it by none other than Mao Zedong.