I don’t know what Peier Cailar you are talking about, but the Chinese name is Pierre Cardin and the only English name is Pierre Cardin.

I don’t know where you are, but if you are in Beijing, the Pierre Cardin men’s clothing counter on the men’s clothing floor of the mall sells genuine products

Cuiwei, Zhongyou, New World ( Chongwenmen), Department Store, Fangzhuang Guiyou, Shuang'an, Contemporary Mall, Xidan Shopping Mall, Chang'an Shopping Mall, Parkson Shopping Center, Urban and Rural Trade Center, Beichen Shopping Center, Anzhen Hualian, Tiantongyuan Cuiwei Longde Department Store, Wangjing New World Liying Department Store, Ganjiakou Shopping Mall, Shunyi Xidan Shopping Mall, Miyun Xidan Shopping Mall

Kadan’s sales and production in China exist in the form of authorization. It has a representative office in China and the authorized sales dealer in Beijing is Beijing Yangwei Alliance Trading Co., Ltd.

This brand has never authorized other sub-brands, and various trademarks with similar spellings are generally side-brands.