Taiyuan Mining Machlnery Group Co.,Ltd is the state owned large-sized and first grade key backbone enterprise engaging in manufacture of heavy duty machinery products and coal mining machinery equipment in China：the national-awarded top leve measurement unlt and owns the independent right for foreign trade.It covers an area of 880,000 square meters,in which,the plant area occupies 560,000 square meters and has more tnan 5000 workers and staff members including more than 800 professional technical personnel with 2235 sets of machining machines and equipment,among them，180 sets are of imported,advanced and high-precision equipment with numerical controlled and digital display.It has 4 sub-companies,namely，General Equipment Sub-company，Lubri...
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