send news secretly
It's a Chinese idiom. Pinyin is t ō NGF ē NGT ǎ ox ì n, which means to tell the other side the secret of one side.
The origin of Idioms
Shen Jing, Ming Dynasty, wrote in the story of two pearls: there is no royal family in the palace. Although the empress and concubines are difficult to communicate with their parents, Kuang's palace maids are confined. Who can ask for information
Idiom usage
To convey information in secret
send news secretly
dare to confront the greatest danger - hǔ kǒu bá yá
reflect credit on one's forefathers - róng zōng yào zǔ
everything looks fresh and gay - wàn xiàng gēng xīn
remain calm and composed while handling pressing affairs - hào zhěng yǐ xiá