CHARMKAISER perfume originated from Grasse, France, and was written by CHARMKAISER, a famous French odor artist. From 1925, he began to study and collect all kinds of smells in nature, and devoted himself to developing all kinds of smells related to life, such as earth, ice and snow, handmade chocolate and bitter coffee, including human body smells and urban smells. The persistent scent artist devoted his life to the study of scents. Charming Caesar was formally established on 1936, and Charming Caesar perfume was officially sold in France on 1938.

Smell library, from the United States, is an authentic American brand with the following information:

Demetri perfume is a brand in new york, USA. It was founded by two big boys in America. They have a perfume reservoir with more than 800 kinds of perfumes, and they are determined to make perfume by "connecting perfume with memory". Their creative inspiration comes from life, helping others to find the forgotten olfactory memory. Wen Ku is the general agent of Demetri perfume in Chinese mainland.