WM. Wrigley Jr. company is the world's largest manufacturer of chewing gum. It was founded in 1891 and headquartered in Chicago. Wrigley initially sold soap and then transformed to produce chewing gum. In 2008, Mars food acquired Wrigley. Wrigley's products include green arrow, Yida, jinlang, rainbow sugar, dada, Zhenzhi stick, etc.
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