Tungsten steel watch on the table toward the front of the watch face with an electric drill drill testing watches hardness, tungsten steel watches results showed high hardness, good wear resistance, strength and toughness.

Jiujiang City, Jiangxi Wuning County HUTANG region through the province of Geology and Mineral Exploration and Development Bureau survey after 18 months of a survey of the area proved reserves of 106 million tons of tungsten ore is the world's largest tungsten mine, it is learned that the proven reserves Jiangxi Province has more than one of the existing reserves of tungsten maintain the sum of the potential economic value of over 300 billion yuan in Jiangxi changed "South Tungsten Copper North" .

This pattern of resource survey of investor listed company from Fujian Province Xiamen Tungsten (600549 . SH).As early as in May 2011, Xiamen Tungsten Jiangxi Jiujiang city government to get support, signed the "Carbide project with CMN's second-largest shareholder, Hong Xiamen Tungsten Molybdenum Co., Ltd., as well as Xiushui County, Jiujiang City cooperation agreement ", which Rainbow Xiamen Xiamen Tungsten and 20 billion yuan to be invested for exploration and mine development tungsten resources.

Tungsten rings gold ring zoned wall coating strength test results show that tungsten gold ring hardness, not easy to scratch, do not wear, good gloss, strong metal.

First pump 60 mesh sieve shaker set under the sand formulated taking the weight ratio of solid and liquid slurry of 20% and pumped to the top of our nylon spiral chute processing so that the slurry flowing down naturally video seen, on the inside of the mineral with a large proportion of particles containing gold, iron ore, tungsten and tin of black sand, and other minerals.Outside next to a light particle, the outermost is muddy water, can spiral off the mud, if applied in the coal mine, but also the separation of pyrite, lower ash content of coal gangue, coal washing works well.