In the six months to January operating profit was up by 12% on a year before.

截止到今年1月的六个月里，该公司的营业利润比去年上涨了12%。

youdao

In the six months to January operating profit was up by 12% on a year before.

截止到今年1月的六个月里，该公司的营业利润比去年上涨了12%。

youdao