Diamond, born on September 10, 1989 in Tianjin, Chinese mainland pop singer, graduated from Tianjin University of Foreign Chinese. In 2012, he participated in the "K-POP World Celebration" singing competition and won the overall championship of the Chinese division; in the same year, he represented China in the finals in Korea and won the most outstanding award. In July 2013, he officially debuted as a member of the South Korean girl group Sunny Days. In 2014, he won the annual championship of Zhejiang Satellite TV's singing talent show "The Voice of China Season 3"

Born in Tianjin, Zhang Bichen was influenced by her mother, who loved to sing folk songs, and developed a strong interest in music since childhood. She spent her primary and secondary school careers in Hedong First Central Primary School and Tianjin No. 7 Middle School. In 2009, Zhang Bichen, who wanted to take the Central Academy of Drama, was persuaded by his parents to turn to the French major of Tianjin Foreign Chinese University and was admitted with excellent results. In 2010, Zhang Bichen, who was still a freshman, participated in the Campus Singer Competition held by Tianjin Foreign Chinese University, and finally won the finals
Zhang Bichen's upper body is a wide neckline green knit shirt, the lower body of the snowflake denim pants are very eye-catching, this jeans waist is very fit, the chain plate is not the traditional zipper design, but the use of four buttons, showing a very different.
The style is more loose, and there will be a feeling that it will fall off if you are not careful. This year's jeans are popular for wide legs and mopping, and Zhang Bichen's one has not reached the level of mopping.
As of June 4, 2021, Brilliance and Zhang Bichen are not married On January 22, 2021, Brilliance Yu posted a statement admitting to having a child with Zhang Bichen, and Zhang Bichen also posted a statement acknowledging the matter. On the same day, Brilliance Yufang said that the two parties will jointly raise the child and participate in the child's growth process together without marriage.