Metal cutting machine tool manufacturing; machine tool functional parts and accessories manufacturing; metal processing machinery manufacturing; general parts manufacturing; mechanical parts and components processing; wood and bamboo processing machinery manufacturing; printing special equipment manufacturing; automotive parts and accessories manufacturing; railway locomotive and rolling stock parts manufacturing; urban rail transit equipment manufacturing; CNC machine tool manufacturing; general equipment repair; metal material manufacturing; metal material sales; mechanical equipment sales; metal product sales; CNC machine tool sales; rail transit engineering machinery and parts sales; metal cutting machine tool sales; wood and bamboo processing machinery sales; machine tool functional parts and accessories sales; construction engineering machinery manufacturing. Licensed items: import and export of goods; technology import and export.