![A seal bearing the characters jingtian qinmin — which translates as “revere heaven and serve thy people” — is displayed at a preview of an auction to be held in Hong Kong on April 6. The seal will be auctioned with a starting price of HK$50 million. The seal was carved for the Kangxi Emperor who ruled for 61 years from 1661 to 1722, China’s longest reigning monarch, during the Qing Dynasty (1644-1911). (Photo/Agencies)](http://www.ecns.cn/hd/2016/03/15/7b2ae038bd374432999873118c7b3825.jpg)
A seal bearing the characters jingtian qinmin — which translates as “revere heaven and serve thy people” — is displayed at a preview of an auction to be held in Hong Kong on April 6. The seal will be auctioned with a starting price of HK$50 million. The seal was carved for the Kangxi Emperor who ruled for 61 years from 1661 to 1722, China’s longest reigning monarch, during the Qing Dynasty (1644-1911). (Photo/Agencies)
![A seal bearing the inscription \](http://www.ecns.cn/hd/2016/03/15/0abd62dc1a1945d19c8d527d572f1f2b.jpg)
A seal bearing the inscription "Revere Heaven and Serve thy People", carved for the Kangxi Emperor, is introduced by Sotheby's Asia Deputy Chairman Nicholas Chow at a preview ahead of its April 6 auction in Hong Kong, China, March 14, 2016. (Photo/Agencies)
![A seal bearing the inscription \](http://www.ecns.cn/hd/2016/03/15/f7b7bbfb60f4441e822e2e00c6fede0d.jpg)
A seal bearing the inscription "Revere Heaven and Serve thy People", carved for the Kangxi Emperor, is displayed by Sotheby's Asia Deputy Chairman Nicholas Chow at a preview ahead of its April 6 auction in Hong Kong, China, March 14, 2016. (Photo/Agencies)
![A seal bearing the inscription \](http://www.ecns.cn/hd/2016/03/15/877d9b0836bd439fb9b3b6edc5afe90a.jpg)
A seal bearing the inscription "Revere Heaven and Serve thy People", carved for the Kangxi Emperor, is displayed by Sotheby's Asia Deputy Chairman Nicholas Chow at a preview ahead of its April 6 auction in Hong Kong, China, March 14, 2016. (Photo/Agencies)