欢迎光临，专业于镜面火花机,慢走丝,电火花,穿孔机,建德磨床
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专业从事于：镜面火花机,慢走丝,电火花,穿孔机,建德磨床 1982 , "；jiann sheng machinery &； electricity company"； establish . 1983 , in taiwan, js build the first dc servo motor edm machine . 1984 , js successfully extended to overseas market . 1985 , js developed the first orbiting edm shaft ( loran ) and obtained cns no. 36630 patent . 1986 , js purchased new land of 5,950 square meters. 1987 , js ...
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