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SUBORDINATE SUBSIDIARIES 

INNOVATION RESULTS

Numerical control elevator guide planer
Large diameter deep hole nesting rod
Slag flue gas drying system equipment
30 tons CNC three-phase bottom-type electroslag furnace
Manufacturing process of hard bainite structure gear on surface
Slag material flue gas drying process - invention patent certificate
120MN free forging hydraulic press
Ultra-high pressure forging large diameter special thick wall seamless steel tube forming process
Shaft type small diameter step deep hole processing technology and process equipment
Small hole shafts center position deep sampling pr
30MN straight hydraulic press
Heavy crankshaft milling machine processing technology
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