tóu zī zhě / kě yǐ / tōng guò / zhèng / jiāo / suǒ / gōng kāi / de / xìn xī / liǎo jiě / shì chǎng / qíng kuàng投资者可以通过证交所公开的信息了解市场情况。Investors can learn about market conditions through information made public by the stock exchange.