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Before 1960, China had mainly relied on imports for its nickel consumption. Since that year, due to the discovery and production of the large Jinchuan Cu-Ni sulfide deposit in Gansu, the nickel supply situation in the country has taken a turn for the better. In the 1970s, China’s annual consumption of nickel was less than […]

There are more than 10 nickel mines now under operation in China, of which the main ones are the Jinchuan nickel mine in Gansu, the Hongqiling nickel mine in Jilin, and several other mines under the Jilin Nickel Co. The Jinchuan nickel mine alone produced 1.65 million tons of ores in 1994, which accounted for […]

Besides being used for chloric alkali, chemical catalyst, electric appratuses, batteries, chemical reagents, electric appliances, military industry and pharmaceutical industry, China’s mercury is primarily exported to earn foreign exchange. Its accumulative mercury exports in 1950~1990 reached 26,151 tons, making up 62.13% of the country’s total mercury production in the same period. The 1960s were a […]

At the beginning of the 1950s, China’s mercury industry focused on the taking-over of some mercury mines left over by China before 1949 and the restoration and expansion of their production. From 1950 to 1952, some concerned departments took over the Wanshan, Dadongci, Danzhai and Wuchuan mercury mines in Guizhou and the Huangxian mercury mine […]

As of the 1990s, China has had a total of 11 major Hg-producing enterprises (excluding township enterprises), of which 1 produces by-product mercury and 2 recover waste mercury. The country’s integrated mercury ore mining-dressing-smelting capacity has been at 900 t/a, its ore mining-dressing capacity at 1,200 t/a (mercury metal), and its ore smelting capacity at […]