The seal is modelled as one round seal adjoined with a square seal, the top surmounted with five ferocious crouching chilong with bulging eyes and mane, the square seal face deeply and finely carved with four character reading Qianlong Yu shang; the round seal finely carved with four character reading Xin Tian Zhu Ren. The stone is of smooth white tone with minor russet inclusions. Qing Dynasty period. Provenance: Private collection, Los Angeles