Lifeline Express is a public welfare project organized by Hong Kong's Fang Huang Jiwen on the occasion of Hong Kong's return to China, and is dedicated to free treatment of patients with eye diseases in mainland China.

Lifeline Express started operating in 1997. It passes through several carriages running on the railway tracks. It travels to the destination and then stops on the railway. A simple eye hospital is set up in the carriages to treat eye diseases of ordinary people free of charge. It does not have a fixed registration location.

, is the only mobile eye train hospital in China that specializes in charity medical activities.

As of 2019, Lifeline Express has run three trains, allowing 210,000 cataract patients to see again.

"Lifeline Express" is a specially designed and built mobile eye train hospital that specializes in charity medical activities. It originated from Hong Kong's gift to the mainland when Hong Kong returned to the motherland.

There are four trains of Healthy Express, which are developed by CRRC Qingdao Sifang Rolling Stock Co., Ltd.

Among them, the first Lifeline Express was first launched by the Hong Kong Better Tomorrow Foundation and was built with donations from Hong Kong compatriots. A handover ceremony was held in Hong Kong on July 1, 1997 and it began to enter service. The second and third Lifeline Express trains were launched in Hong Kong respectively.

It was officially put into service at the end of November 1999 and July 2002, both of which were donated by Hong Kong compatriots; the fourth Lifeline Express train started construction in 2008 and left the factory on February 20, 2009. It was donated and built by China Petrochemical Corporation.

Named "Sinopec Guangming".