Since 2001, she has been the "Ambassador of Love" of the Red Cross Society of Beijing, China; since 2004, she has been the "Ambassador of Love" of Beijing Social Welfare; in 2007, she participated in the series of activities of the China-Japan Cultural Week and served as the "Ambassador of Culture" of China-Japan. In 2007, she participated in the series of activities of China-Japan Cultural Week and served as "China-Japan Cultural Ambassador", participated in the activities of the 15th anniversary of the establishment of diplomatic relations between China and South Korea and served as "Harmony Ambassador" of China-South Korea Friendship, participated in the activities of caring for the "Mother Water Cellar" in the west organized by the China Women's Federation and served as "Love Ambassador". "
Participated in the activity of commemorating the 100th anniversary of General Peng Xuefeng's birth in Suzhou and donated 200,000 RMB to build a hope elementary school for the old area.
In 2008, he became the "Love Ambassador" of the China Disabled Persons' Federation, served as China's public welfare ambassador, and his song "Olympic Smile" was awarded as the song of Olympic volunteers by the Beijing Organizing Committee of the Olympic Games, and he actively took part in the Sichuan earthquake relief and made a donation of 200,000 yuan.
In 2010, she donated 100,000 RMB to the earthquake-stricken Yushu area in Qinghai, and served as the "Love Ambassador" of the Life Sunshine Pavilion at the Shanghai World Expo.
In 2011, he was awarded the "Charity Star Award" in the Southern China Charity Gala, served as the ambassador of ecological civilization in the "Celebrity Ecological and Environmental Protection Public Welfare Activity", and served as the ambassador of "Red Star Shining Volunteer Action" of China Charity Federation. He is also the ambassador for the "Red Star Shining Volunteer Action" of China Charity Federation, and the ambassador for the "***Enjoying Civilization***Enjoying Culture" Sina micro-lingual cultural activities to help the disabled. As of 2013, she has donated four Sisi Hope Primary Schools in China. Chen Si Si participated in the Hope Project charity show in Zhejiang Province, Hunan TV disaster relief charity show, Jiangxi TV disaster relief charity show, Changde TV disaster relief charity show.
In 2013, Chen Si Si participated in the Chinese People's Political Consultative Conference (CPPCC) put forward two proposals: one on culture is to strengthen cross-strait cultural exchanges, and another proposal is about the network anti-corruption .
On March 2, 2016, Chen Sisi, a member of the National Committee of the Chinese People's Political Consultative Conference (CPPCC), reported to the Beijing Convention Center for the 2016 National People's Congress, where she brought a proposal on square dancing. She believes that the government should regulate and support square dancing, tailor it to local conditions, and the songs should be chosen to be popular with the masses and have positive energy. She said she also jumped in Sanya square dance, but for the square dance noise nuisance, she said she also absorbed the community staff recommendations to finalize the proposal.