According to the official History of the Song Dynasty (《宋史》), Lü was seen several times visiting the house of Chen Tuan (陳摶), who was believed to be the first person to present to the public the Taijitu.
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The kindness of Lü Dongbin is demonstrated in the Chinese proverb "dog bites Lü Dongbin" (狗咬呂洞賓 gŏu yăo Lǚ Dòngbīn), which means an inability to recognize goodness and repay kindness with vice.
It also has a well-known fish port called Lüsi town, named after Lü Dongbin, one of the eight immortals, who is said to have visited the place four times.