According to the latest news,the German chip maker， Infineon Technologies Inc.lowered its revenue and profitability expectations at third-quarter on Tuesday , because of economic uncertainty led to weaker business than expected. The company said it now expects to the end of June 30, the revenue declined slightly compared with the previous quarter , rather than the previous forecast of essentially flat; operating margin is expected to be about 12%, rather than the previously expected 14.6 %. The company also said at the fourth-quarter revenue and profit margins will not be improved. Infineon said in a statement: "The current global economic uncertainty lead the business development of the company's operations is less than expected." The company said it will provide more details in third-quarter on July 31.