Teochew letters
Teochew letters (Chinese: 潮汕僑批; pinyin: Cháoshàn Qiáopī; Pe̍h-ūe-jī: Tiê-suaⁿ Khiâu-phoi / Tiô-suaⁿ Khiêu-phoi) were a form of family correspondence combined with remittance, sent by Teochew immigrants in Southeast Asia (particularly Thailand, Singapore, Malaysia, Indonesia, Vietnam and Cambodia) as well as Hong Kong, to their families in the Teochew region (now known as Chaoshan in Mandarin), in eastern Guangdong Province, China. These letters were sent from the early 19th century till the 20th century.