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Beijing Tungsten & Molybdenum Material Factory (BTMMF) is affiliated to Beijing General Research Institute(BGRIMM), BGRIMM is an large-scale science and technology enterprise under the central government of china who study the science study , engineering design and science and technology estate, research the Non-ferrous metal , ferrous metal , less-common metals , noble metal and metalloid mineral resources develop and comprehensive utilization. It engage in non-ferrous metal welding, spraying and other material and technological research, the results has been applied to frontier technoloby areas such as aerospace, navigation, nuclear energy, war industry and so on. |
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