What is the time zone offset for the People's Republic of China?

What is the time zone offset for South Africa? What time zone is observed in the Brazilian state of Acre? What is the time zone offset for the Australian state of New South Wales during daylight saving time? What time zone is observed in the Russian federal subject of Krasnoyarsk Krai? 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 offset for the Indian Ocean territory of Christmas Island? What is the time zone of Sydney, Australia?