Investigations found that Luckin Coffee inflated its sales revenue by over 2 billion yuan , or about 320 million U.S. dollars , of its disclosed figure via fabricated voucher transactions last year .
调查发现，瑞幸咖啡去年通过虚构商品券业务，将其销售收入虚增了20多亿元人民币，约合3亿多美元。
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