国内有朋友托我认识新加坡的交易员,只是单方面认识一下,想了解一些类似如下的信息: I buy 20mio GBP call JPY put strike 130 rko 148 (unwinding) I buy 20mio GBP put JPY call strike 160 ako 148 (unwinding) I buy 30mio GBP call JPY put strike 130 rko 148.5 I buy 10mio GBP put JPY call strike 160 ako 149.50 I sell 10mio GBP put JPY call strike 160 ako 148 All the options expire on 12 Jul 2018 I sell 1mth 25mio GBP put JPY call strike 160 rko 135 I sell 1mth 25mio GBP call JPY put strike 130 rko 155 这是什么信息啊,难道不是公开的吗?怎样能了解到呢?