They can go slightly faster with a top speed of 350km/h instead of 320km/h but one could argue that is marginal improvement. What happened with Siemens is trag

They can go slightly faster with a top speed of 350km/h instead of 320km/h but one could argue that is marginal improvement. What happened with Siemens is tragic because they wanted so hard to get a foothold in the Chinese market, they agreed to the technology transfer. In the long term, they helped start a competitor that now beats them in other foreign markets.