But nor should sia give up without a fight .

然而，新加坡航空公司也不应不战而退。

Cea is gamely talking up the prospects of enhanced profitability with sia on board .

东航还在执着地谈论新航入股后盈利能力将有所提高的前景。

" There is a great deal of anxiety about enforcement of intellectual property rules in china , " says the sia .

sia表示：“人们对于知识产权规则在中国的具体执行情况存有很多忧虑。”

It was the first big investment by sia in china .

这是新加坡航空在中国的第一笔大投资。

It was unclear what size stake sia would eventually buy .

目前尚不清楚新加坡航空最终购入的股权比例。