signed in Chinese and signed 'CHU TEH-CHUN', dated '03-04' (lower right of right panel); inscribed 'Diptyque A', titled 'Lumière éternelle', signed in Chinese and signed 'CHU TEH-CHUN', dated '2003- 2004' (on the reverse of right panel); inscribed 'Diptyque B', titled 'Lumière éternelle', signed in Chinese and signed 'CHU TEH-CHUN', dated '2003- 2004' (on the reverse of left panel)