Gree Island Cement Co.

Green Island (Ilha Verde) Cement é o nome da única fábrica de cimento de Hong Kong. Ainda labora e as origens remontam a Macau e ao ano de 1886. O actual logotipo da empresa remete para a colina da referida ilha. Na época era de facto uma ilha...

Anúncio de 1897

Anúncio de 1917

Vejamos um pequeno texto de 1922 intitulado "Green Island Cement Works"

Two cement works are operated by the Green Island Cement Co Ltd a British corporation operating under a Hongkong_charter with its head offices at Hongkong and managed by Shewan Tomes & Co. One of these plants is at Kokun, a suburb of Kowloon just across the bay from Hongkong. The second is on Green Island Ilha Verde at Macao about 40 miles by water from Hongkong. This is the original plant for which the company is named It was established in 1886.

The Green Island plant at Macao consists of five vertical kilns with necessary crushing mixing and grinding machinery of English make. The clinker is ground to 180 mesh in tube mills using local pebbles. The average production is about 350 barrels of 375 pounds net each. Barrels are made at the plant from pine brought from North China which cost 0.72 Mexican each. 

Limestone is brought down the river from Yintak on the North River in Kwangtung about 200 miles distant by water and costs 3.50 Mexican per ton at the plant. Clay is dug from the mud flats about one half mile from the plant and is dried on extensive drying floors in good weather and in kilns in wet weather. This plant supplies about 900 tons of this clay each week to the allied plant 40 miles distant at Hokun. The coal used varies according to the price at which the coal can be obtained. When visited by the writer, the plant was using Japanese coal from Ochi which was then quoted at 24.30 Mexican per ton in the open market at Hongkong. Before the war the price was approximately 9 Mexican for the same coal. Cement from this old type plant probably costs 5 Mexican per barrel considering the prices for raw materials to be those already stated. (...)

Excerto de Cement Industry of China, Julius Morgan Clements, 1922

Informação de um directório/lista de classificados de 1920