The recall involves at least 40 bullet trains made by the state-owned Beijing Jiaotong University . `` It 's not the faster , the better , '' Sun Zhang , a railway professor at Tongji University in Shanghai -- and now a member of the investigative panel on the deadly crash -- told CNN in June . ` There is extra public scrutiny after a crash last month killed 54 people . The Chinese government is slowing down bullet trains in the aftermath . Premier Wen is ordering safety inspections on high-speed lines .
The recall involves at least 40 bullet trains made by the state-owned Beijing Jiaotong University . There is extra public scrutiny after a crash last month killed 54 people . The Chinese government is slowing down bullet trains in the aftermath . Premier Wen is ordering safety inspections on high-speed lines .