美股异动丨铭腾国际跌56.01%，为跌幅最大的中概股

Group 1 - The article reports significant declines in the stock prices of several Chinese concept stocks, with Ming Teng International experiencing the largest drop of 56.01% [1] - Other notable declines include Dongfang Culture at 33.14%, Su Xuan Tang at 29.73%, Reto Eco at 26.44%, and Brain Rebirth Technology at 26.23% [1] - The trading volumes for these stocks varied, with Ming Teng International having a trading volume of 14.4877 million, while Reto Eco had a much lower volume of 148,400 [1]