VLADIVOSTOK. January 28. VOSTOK-MEDIA – on the Russian island chairman of the upper house of Parliament, Chairman of the Asia-Pacific Parliamentary Forum, Valentina Matvienko announced the opening session of the APPF 21. The ceremony was attended by RIA "Vostok-Media".Addressing the audience with the welcome speech, Valentina Matviyenko noted that nearly 350 representatives from 28 countries and eight international organizations gathered in Vladivostok to attend the summit.