Porcelaine Email peint Cour et courtisans Manufacture Qiánlóng cháo yuè hǎiguān chéng zuò zhī `guǎng fàláng' 乾隆朝粵海關成做之「廣琺瑯」 = Imperial “Guang falang” of the Qianlong Period Manufactured by the Guangdong Maritime Customs