Did a rendition of famous xinyao "Xi Shui Chang Liu", (originally composed by well-known local singer/composer, Liang Wenfu) with two other local performers, Cai Li Lian and Tang Yu Xuan. This song was included as one of the National Day songs and was presented during the National Day Parade that year.

Was invited as a special guest for Media Camp 2004, organized by SPH, The Straits Times. The Straits Times is Singapore's main newspaper with the largest circulation rate. Joi interacted with the 500 students who attended the camp. Besides performing for the young audience, Joi also gladly allowed the student journalists to interview her.

"Ri Chu", Joi's first album after she joined Play Music, steadily remained as the chart-topper for 4 weeks on Singapore's RIAS album sales charts, and became one of ‘2004 Top Ten Best-Selling Albums'. Album sales hit more than 25 000 copies.

"Ri Chu" was rated as one of '2004 Top Ten Best Albums' by I-weekly album critics. I-weekly is Singapore's best-selling Chinese entertainment magazine.

Was cordially invited to perform for zbNOW ZPOP Concert 2005, a large-scale ticketed event organized by Lianhe Zaobao, also known as Singapore's Chinese newspaper with the highest readership. A total of 8000 people turned up for the concert. Other performers for the event include Dylan Kuo, 183 Club, HK singer Gigi Leung, Chang Hui Mei, Jiang Meiqi, etc. All ticket sales proceeds go towards the President's Star Challenge, donating to 45 charity organizations.

Was cordially invited to perform for Y.E.S 933's 22nd Chart Show Anniversary – Jie Tou Bao Chang Hui at Ngee Ann City. The concert attracted a 10 000-strong crowd. Other artistes who performed that night include Nicholas Teo, F.I.R, ENERGY, etc.

Performed National Day song "Uniquely You 2005", in front of the nation in the LIVE telecast of the National Day Parade. "Uniquely You 2005" is also the Mandarin theme song for the Singapore Tourism Board.

Was invited to perform for Yin Yue Feng (translated as "Music Craze") in Singapore on November 19, and in Malaysia on November 26. Other guest performers include Nicholas Teo, Ocean Ou and.Jolin Tsai.

Her second album, "You Yi Tian Wo Hui", took 4th place on Singapore's best-selling album charts, becoming the best-selling female local artiste in 2005.

Took the 3rd place for 3 weeks for U-weekly's 'U-Idol Chart'. U-weekly is one of Singapore's best-selling Chinese magazines. Korean heart-throbs Bae Yong Jun and Kwon Sang Woo snagged the 1st and the 2nd place respectively. Taking the 4th place thereafter are Taiwanese boyband 5566, Andy Lau, F4, etc.

Collaborated with Taiwan's famous pianist, Eric Chen, and contributed her vocals for "Dui Bu Qi Wo Ai Ni" and "Zuo You Wei Nan" in his instrumental album. Joi also lent her vocals for the two English tracks, "Indecisive" and "Snowflower". *Album was included in the "Top 10 Best-Selling Albums" of the G-Music Chart

Was nominated for 'Best Local Female Singer' in the annual Golden Melody Awards 2005, organized by local radio station Y.E.S. 933. "Pei Wo Kan Ri Chu", written by Liang Wenfu, snagged the 'Best Lyrics Composition Award' for 2005.

Was invited to perform with Singapore Chinese Orchestra at Esplanade's Recital Hall during Chinese New Year. All of the concert tickets were sold out, and 2000 people turned up for the concert.

Was cordially invited to attend the 6th Annual Global Chinese Music Awards Prelude in Guangzhou as the ambassador for the event. Artistes who attended the event include Hins Zhang Jing Xuan, Shui Mu Nian Hua, Janice, Chen Shang Shi, Gary Cao Ge, Xue Zhi Qian, etc.

Was invited to perform with well-known local composer/musician/theatre producer Dick Lee, and the Singapore People's Association at the Esplanade's Recital Hall. Tickets were sold out and 2000 people came for the performance.

Was nominated for "The Outstanding Young Persons of Singapore Award", organized by the Orchid Jayceettes of Singapore. Candidates are nominated on the basis of their contribution and outstanding performance in various areas such as: Culture and Arts, Leadership, Politics, Social, Service, Personal Development and Achievements and Technology Advancement. Past winners include Sun Ho. Nominated candidates also include Kelvin Tan and Stefanie Sun.

Was awarded the "The Outstanding Young Persons of Singapore Award" – Culture and Arts by the Orchid Jayceettes of Singapore.

Was invited to perform for Labour Day Concert, Xin Lian Xin Qing Wu Yi. Touted as the largest Mayday concert ever held in Singapore, local singers Jocie Guo, Ah Du and Stefanie Sun performed in front of a 20,000-strong crowd that night.

Attended the 6th Annual Global Chinese Music Awards Awards Ceremony. Being the ambassador for this event, Joi performed an awesome opening act to start off the evening. Other artistes who also attended the awards ceremony are Andy Lau, Twins, Stefanie Sun, Kelvin Tan, Jocie Guo, Gary Cao Ge, Tank, etc.

Was cordially invited once again to perform with the Singapore Chinese Orchestra in the Singapore Indoor Stadium. All of the concert tickets were sold out, attracting a 10 000-strong crowd. Singapore's Minister Mentor, Lee Kuan Yew was also invited to the concert.

Released her album, "Joi New Songs + Greatest Hits" in Taiwan and was invited to attend Japanese folk singer, Rimi Natsukawa's Taiwanese press conference as a special guest. "Pei Wo Kan Ri Chu" is the Mandarin version of Rimi Natsukawa's Japanese folk song, "Nada Sou Sou". Joi presented Rimi Natsukawa with a bouquet of flowers, and sang a short a ca pella version of "Pei Wo Kan Ri Chu". After hearing the Mandarin version of her song, Rimi Natsukawa had lots of praises for Joi.

Was invited to perform for local's largest IT electronics company, Creative's Annual Dinner and Dance on Christmas Day. Joi performed pieces like "You Yi Tian Wo Hui", "Deng Yi Ge Qing Tian", and "Pei Wo Kan Ri Chu". Joi performed "Pei Wo Kan Ri Chu" with piano accompaniment by Sim Wong Hoo, an entrepreneur and honorable founder of Creative, in front of a crowd of approximately 1000 Creative employees and student performers. Joi also performed Mr. Sim's favorite song, "Nan Ping Wan Zhong". 150 children came up to the stage during the performance and presented a small bouquet of flowers each to Joi.

Channel U's Wan Mei Nu Ren (literally translated as 'Perfect Women')
Opening Theme Song – "Pei Wo Kan Ri Chu"
Ending Theme Song – "Hao Nu Ren"

Channel U's Ling Lou　(literally translated as 'Zero Floor')
Opening Theme Song – "Hu Die"

Channel 8's 9pm prime-time drama serial Huo Xia Qu　('A Life of Hope' – supported and sponsored by the National Kidney Foundation of Singapore)
Opening Theme Song – "Rang Wo Ca Diao Ni De Lei"
Ending Theme Song – "You Ni Duo Hao"

Channel 8's Meng Zai Shou Li ('Destiny')
Opening Theme Song – "Meng Zai Shou Li" (Nominated for “Best Theme Song” for Star Awards 2005)
Ending Theme Song – "Wei Zhi De Yi Hou"

Channel 8's Ai De Zhang Men Ren ('Love Concierge')
Opening Theme Song – "Wo Yuan Yi"

Channel 8's Lan Se Xian Ren Zhang ('Rhapsody in Blue')
Opening Theme Song – "Feng Ling"

Channel 8's Deng Yi Ge Qing Tian
Opening Theme Song – "Deng Yi Ge Qing Tian"

Spokesperson for Golden Peony Fragrant Rice
(Singapore's best-selling fragrant rice brands)

Ambassador for "Speak Mandarin Campaign 2005" – "HuaYu Cool"
Its aim is to encourage everyone to speak Mandarin.

Sang the official Mandarin theme song "Uniquely You 2005" for the Singapore Tourism Board

Ambassador for the 6th Annual Global Chinese Music Awards

Ambassador for World Vision. Joi adopted a pair of Cambodian sisters during her 5D/4N trip to Cambodia

Spokesperson for StarHub
(Singapore's 2nd largest info-telecommunications company)

Local Singers Compilation "Replugged"
*Compilation includes Joi's cover of Jeff Chang's "Ai Ru Chao Shui", as well as her new song, "Kan Jian"

Debut Album "Joi"
Released under Ocean Butterflies / Sony Music Taiwan

Joined Play Music in September
Released 2nd Album "Ri Chu"
*Remained as the chart-topper for 4 weeks on Singapore's RIAS album sales charts, and became one of '2004 Top Ten Best-Selling Albums'
Album sales hit more than 25 000 copies
Released "Ri Chu" (China Version)
Released "Ri Chu" Repacked Version with Bonus VCD

Released single "Wo Xiang Ting Ni Shuo", in conjunction with the "Speak Mandarin Campaign 2005" – "HuaYu Cool"
*Performed "Wo Xiang Ting Ni Shuo" in front of Minister Mentor Lee Kuan Yew during the opening ceremony

Released "Hands United" charity album together with music producer Huang Yun Ren and Xiao Han
Other local artistes who contributed to the album are Sun Ho and Kit Chan
Released single "Yi Zhuan Yi Wa" with other local artistes
*All proceeds of sales went to the Tsunami Relief Building Fund

Released 3rd Album "You Yi Tian Wo Hui"

Released Greatest Hits Album "Joi New Songs + Greatest Hits"
Released Greatest Hits Album "Joi New Songs + Greatest Hits"
Repacked Version, with Bonus Karaoke VCD
*Album, which was released in September, hit Platinum

Released "Joi New Songs + Greatest Hits" in Taiwan in November
*Album was included in the "Top 10 Best-Selling Albums" of the G-Music Chart