If the kings gets a new crown of white gold, it means, he will soon be crowned emperor. The ghostly fairy will guard the hangar (so that nobody can mess up with it before the ceremony).

Huang was originally composed of 自 tzŭ from, with 王 wang prince (as though de par le roi) as radical, and means great. It is classed under radical 白 pai white (hence a suggested connection with the White Tsar), and is part of the term 皇 帝 huang ti Emperor.