A WHITE JADE 'IMMORTAL POET' 'ZI GANG' PLAQUEMING DYNASTY (1368-1644)Poem: 'DOU JIU SHI BAI PIAN SHI SHANG JIU JIA MIAN' Mark: 'ZI GANG'L 3.5 cm (1 3/8 in) T 0.5 cm (1/4 in) ESTIMATE: HKD 28,000 / RMB 24,600