What is the time zone offset for the Indian Ocean territory of Christmas Island?

What time zone is observed in the Russian federal subject of Krasnoyarsk Krai? What is the time zone offset for the People's Republic of China? Which time zone is observed in the Turkish province of Istanbul? What time zone is observed in the Peruvian region of Loreto? What is the time zone of Sydney, Australia? Which time zone does NOT use daylight saving time? What is the time zone offset of Moscow, Russia? What is the time zone of Rio de Janeiro, Brazil?