Juan Guerri (L) and Natalia Fossati teach an online Tango class at an apartment in Buenos Aires, Argentina, July 31, 2020. (Photo by Martin Zabala/Xinhua)

BEIJING, Oct. 29 (Xinhua) -- October 29 marks International Internet Day. Celebrated globally on October 29 every year, this special day marks the sending of the first electronic message which was transferred from one computer to another in 1969.

Over the years, the Internet has revolutionized the world by becoming an integral part of our personal and professional lives and it is hard to imagine what the world would be like without it.

Let's seize the occasion to celebrate all the remarkable changes the Internet has brought to our lives, and try to utilize the power of the Internet in a more positive and useful way in the future.

Doctors provide online medical services to patients at an office of the Internet Hospital of Jiangsu Province Hospital in Nanjing, east China's Jiangsu Province, Feb. 7, 2020. (Xinhua/Ji Chunpeng)

A citizen watches online tomb-sweeping services on a cellphone in Harbin, capital of northeast China's Heilongjiang Province, April 4, 2020. (Xinhua/Zhang Tao)

Asmaa Yassin takes photos of the soaps she makes to sell online at her house in Gaza City, on Sept. 12, 2020. Gazans have resorted to online shopping to buy necessities during the lockdown amid the COVID-19 outbreak. (Photo by Rizek Abdeljawad/Xinhua)

Claudia Ballesteros, a teacher, teaches children during an online class in State of Mexico, Mexico, Aug. 24, 2020. (Photo by Francisco Canedo/Xinhua)

A vendor checks online orders of customers at the Al-Mubarakiya market in Kuwait City, Kuwait, April 5, 2020. (Photo by Asad/Xinhua)

A girl plays in a TikTok-themed room at the Smile Safari, an Instagram and TikTok museum, in Brussels, Belgium, August 7, 2020.(Xinhua/Zheng Huansong)

Teacher Li Chong teaches cooking via internet at a vocational school in Anshan, northeast China's Liaoning Province, March 4, 2020. (Xinhua/Yao Jianfeng)

A teacher prepares a tablet showing the image of a student during a "cyber-graduation" ceremony at a high school in Manila, the Philippines on May 22, 2020. (Xinhua/Rouelle Umali)■