North Dai Viet, Occupation of China (1788-89 AD), Chinese invasion 'Canh Long Thong Bao'. 2.5g, Bronze, 24.12mm. Rev.: 'An Nam' holizontally. Cast in Yunnan (China) to pay Chinese troops supporting deposed Chieu Thong. 2 varieties exist, i.e. Different character 'Long'. Another variety ID is Thierry# 230. Very fine/fine and rare.