Peking is based on Chop Suey, a faux-Asian alphabet by Ross F. George shown in a Speedball Lettering catalog from 1935 [Fili & Heller via Devroye], with added lowercase. A film type version is shown by Filmotype and in Photoscript’s catalog from 1968.
OPTI Peking (Castcraft, 1990–1991, used for sample) is a digital interpretation. There are various poor freebie copies including Orient 1 (Computer Support Corporation, 1996) or China One (1997). See also Sunamy (Intellecta Design, 2007, with faux small caps and bold and shadow variants. China Doll JNL (Jeff Levine, 2011) is a different commercial interpretation of Chop Suey with lowercase.