The record of Commission of Explosives (Comissão de Explosivos) contains a letter sent by the Chief of Technical Department of Chinese Affairs (Repartição Técnica do Expediente Sinico) to the Police Commissioner (Comissario de Policia) on 24 March 1930, in which enclosed the Portuguese translation of match trademarks made by the Technical Department of Chinese Affairs as requested (shown below).
The record also includes a full list of firecracker factories and match factories in Macao, with their names, locations and responsible persons.
SC
2/4/2013