Whatever conclusions can be drawn from the high speed rail accident in China, doubts over safety are not one of them. The Japanese and French safety records are outstandingly good. A German ICE trains were involved in a single incident in 1998 which was due to the use of a type of wheel technology developed for use in tramways. However, that accident would not have happened had the conductor applied the emergency brake when a passenger reported what was obviously a serious problem.
What the Chinese accident does demonstrate, however, is that corners cannot be cut and that everyone involved needs to know exactly what they are doing.
High speed rail cannot be done on the cheap,