Ch'ao-chou

It is humbly noted that during July Your officer heard rumors that in the Ch‘ao-chou-Swatow area there was an English barbarian, Su-li-wan,¹ pretending to be in charge of customs and in collusion with local gangsters, squatting there and fraudulently collecting customs. Notice was sent the Kwangtung governor general and governor and the Canton customs superintendent to prohibit this entirely. Now a communication is received from the acting governor general of Kwangtung [sic] Lao Ch‘ung-kuang, regarding the collection of likin for military supplies at Ch‘ao-chou and Swatow, that he has received a report from his deputy Yi En-heng that there is a foreign merchant, Sha-li-yün, who has helped detect smuggling and is quite rigorous.

Source: wiktionary

Upon the accession in 847 of Hsüan (Sywen) Tsung, who gradually restored the monasteries of the realm, he was sent off to Ch’ao-chou in the footsteps of Han Yü, then, in the following year, moved on to endure the greater rigors of Yai-chou.

Source: wiktionary

Best known was the seagoing trader out of Chao’an (Ch’ao-chou) in northeastern Guangdong (Kwangtung) that worked along the coast, some going to Southeast Asia.

Source: wiktionary