The jade royal seal of Emperor Yongzheng of the Qing Dynasty (1644-1911) is on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty in Hong Kong Nov. 17. 

A royal seal made of cloisonne for the emperors of the Qing Dynasty (1644-1911) is on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty in Hong Kong Nov. 17. 

 
An inkstone (front) used by Sun Zhongshan, the leader of the Chinese Democratic Revolution, the fine gold royal seal of Emperor Kangxi of the Qing Dynasty (left), and the jade royal seal of Emperor Yongzheng of the Qing Dynasty are on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty (1644-1911) in Hong Kong Nov. 17. 

The fine gold royal seal of Emperor Kangxi of the Qing Dynasty (1644-1911) is on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty in Hong Kong Nov. 17. 

The fine gold royal seal of Emperor Kangxi of the Qing Dynasty (right) and the jade royal seal of Emperor Yongzheng of the Qing Dynasty (left) are on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty (1644-1911) in Hong Kong Nov. 17. 

A royal seal made of cloisonne and used by the emperors of the Qing Dynasty (1644-1911) is on display at an exhibition of imperial art collections featuring the royal seals of the Qing Dynasty in Hong Kong Nov. 17. 

(China News Service November 19, 2007)