周成王 zhōuchéngwáng King Cheng of Zhou
The second king of the Western Zhou dynasty who reigned from 1042–1021 BC; son of 周武王 zhōuwǔwáng with personal name Jī Sòng, he was assisted by the 周公 zhōugōng and his reign is part of the Golden Age known as the Rule of Cheng and Kang (成康之治 chéngkāngzhīzhì)