Wang Qi, an army surveyor with China's People's Liberation Army, was jailed for seven years after crossing into India, a few weeks after the 1962 Indo-China war.

He settled in a small village in central India soon after and has not been allowed to leave. Mr Wang now yearns to meet his family.

Produced by Vineet Khare, shot and edited by Kashif Siddiqui and Neha Sharma