Jung Do-bin, formerly known as Jeong Hye-sun, was born on March 4, 1980 in Seongnam, Gyeonggi-do, South Korea, graduated from Indyne Women's High School and the Department of Drama and Film Studies, Dongguk University, and is a Korean film and television actor.
On the morning of February 10, 2007, Zheng Duobin was found hanging at her boyfriend's house at the age of 27.

< H1 class = "pgc-h-arrow-right" > acting experience</h1>
In 2000, the 18-year-old Zheng Duobin debuted through the SBS comedy "Qian .COM"; then participated in the love action film "Bed of Ginkgo Tree 2" starring Lee Mei-sook, Xue Jingqiu, Cui Zhen and other stars, playing Cui Zhen as a girl, so it was called "Little Cui Zhen".
In 2002, Zheng Duobin starred in the MBC youth sitcom "Boys and Girls Go Forward 3" with Zhang Nala, Zheng Taiyu and Zhao Hanshan, and won the 2002 MBC Performing Arts Award for Best in the Comedy Department.
In 2003, Zheng Duobin starred in the youth idol drama "Attic Man and Woman" (also known as "House Tower Room Kitten") with Jin Laiyuan and others, playing Lan Jing'en, and won the 2003 MBC Acting Awards Newcomer Award.
In 2004, Jeong Do-bin and Song Seung-hyun starred in the movie "That Kid Is Really Handsome" based on the cute Tao novel of the same name, playing Han Qiansui, successfully interpreting the life and emotions that the new generation of South Korea yearns for; later, she starred in the love TV series "Sister-in-law Nineteen Years Old" with Kim Jae-won and Yoon Ki-sang, playing the cheerful and indomitable Jung Hye-young, so she won the 2004 SBS Acting Awards Newcomer Award.
In 2005, Zheng Duobin starred with Han Yiser, Lee Jae-won, Zheng Can and others in the love TV series "The Typhoon of that Summer", playing Jiang Xiumin.
In 2006, Zheng Duobin and Kim Mi-su collaborated on the MV for singer Baek Ji-young's new album "No Love", which was Zheng Duobin's last work before his death.
On March 12, 2006, Zheng Duobin participated in the "Ten Million Cities Charity Fair" held in Shanghai, and put the clothes he usually likes to wear on an auction house of the Ten Thousand Cities Charity Association to help poor children, and won 4,000 yuan for charity.
<h1 class= "pgc-h-arrow-right" > personal life</h1>
Zheng Duobin Zheng Duobin had a brief contractual relationship with the actor Lee Kang Hee's company before his death, and the two met and developed into a couple.
After Zheng Duobin committed suicide, her mother was reluctant to let her daughter die unmarried, and hand-picked the "ghost groom" Wen Zaicheng for her, and on the morning of May 22, 2011, she held a marriage ceremony at Longquan Temple in Yangcheon, Gyeonggi Province, South Korea, and moved Wen Zaicheng's ashes to the "Utopia" Spirit Bone Pagoda in the afternoon, where they were placed with Zheng Duobin's ashes.
The stingy, ordinary, and stubborn girl played by Zheng Duobin, who is not very beautiful in appearance, has been recognized by people. After starring in "Sister-in-law Nineteen", she became the most unique actress in Korea.