Gilgit Baltistan, 13 Feb: - The relatives and the family members of prisoners languishing in the Chinese jails for over a decade staged a demonstration in Gilgit city and have demanding the Pakistan Government to play its due role in their release. The protest was also joined by the family members of the prisoners from other parts of Pakistan including Peshawar city. Over 300 Pakistanis approximately were languishing in the Chinese prisons on the charges of drug smuggling and other petty offenses. The protesters have expressed deep concern over the Pakistan Government's non-responsive attitude towards the issue.