宜昌长机科技有限责任公司是由始建于1969年的国家机床工具行业重点骨干企业长江机床厂整体改制而成,是中国独家全系列、最大型插齿机的专业制造商和高精度及特殊齿轮生产基地，主要产品有加工直径φ200mm、φ320mm 、φ500mm、φ800mm、φ1250mm、φ1600mm、φ2500mm、φ3500mm等共八大规格系列的数控型插齿机。
Yichang Changjiang Machine Technology Co.,Ltd., is located in the Three Gorges projects site—Yichang of Hubei in China. It is the only professional manufacturer that produces the whole series and largest gear shaping machines in Asia. It is the first enterprise passing ISO9001:2000,ISO14001:1996,OHSAS18001:1999.leading manufacturers of machine tools for the production of high quality gears. our main products as follows:
200 mm Dia CNC Gear Shaping Machine,
320 mm Dia CNC Gear Shaping Machine,
500 mm Dia CNC Gear Shaping Machine,
800 mm Dia CNC Gear Shaping Machine,
1250 mm Dia CNC Gear Shaping Machine,
1600 mm Dia CNC Gear Shaping Machine,
2500 mm Dia CNC Gear Shaping Machine,
3500 mm Dia CNC Gear Shaping Machine,
5000 mm Dia CNC Gear Shaping Machine,
YK5612 CNC Sector Gear Shaping Machines,
YK58125, YK58200 CNC Rack Gear Shaping Machine
Our series of precision & high speed gear shaping machines, including more than 200 kinds of standard & special gear shaping machines, custom designed to customer needs, steering sector gear shaping, groove milling, rack gear shaping, etc, from 200mm to 5000 mm. They are widely applied to Wind Power ,automobile,Marine, Mining, metallurgical machinery etc.The high-quality products are exported to Germany,U.S.A,Canada and the area of south Asia.