168 super market in Ottawa(around the corner of Somerset and Bayswater) have a lot of authentic Sichuan Spices:
Juan(1) Chen(2) Pi(2) Xian(4) Dou(4) Ban(4)
Nan(2) Chong(2) Dong(1) Cai(1)
Han(4) Yuan(2) Hua(1) Jiao(1) You(2)
Xin(1) Fan(2) Pao(2) Cai(4)
Yong(1) Chuan(1) Dou(4) Chi(3)
Lai(4) Tang(1) Yuan(2)

A lot of nice stuff which can be used to make great Sichuan food. I was quite excited when I found it out.