German Siemens and ThyssenKrupp may sell relevant core technology to China, which owns the first commercially operated maglev line.
Siemens is involved in all aspects of society
( z1 involve :ARG1 ( z2 company :name ( z3 name :op "Siemens" ) ) :ARG2 ( z4 aspect :mod ( z5 society ) :mod ( z6 all ) ) )