What is a Transmittal Letter?

Sending letters, Chinese words, pinyin is jì xìn, and interpretation means delivering letters.

[jì xìn]

(1). Delivery of letters. ^[1]

(1). Tang Jiadao's "Title Zhu Qingyu's Residence" poem: "A letter ship, a huge mountain across the country." Fifty-ninth reply to "Seven Chivalry and Five Righteousness": "Jin Ling also asked Baoxing to send a letter One, Bao Xing agreed one by one. "

(2). The second act of Cao Yu's "Sunrise": "I haven't seen him in the past two days. I called and sent a letter. I went to him in person. He was not at home.