From July 6th to 8th, 2016, the fifth non-destructive testing group working meeting and academic exchange meeting of China Railway Society Materials Technology Committee was successfully held in Ma'anshan, Anhui. More than 200 experts from public works, maintenance, vehicles, vehicle factories, scientific research institutes and other systems in the national railway industry attended the meeting. Our company was invited to participate in the conference. The conference elected the members of the fifth testing group and exchanged more than 200 academic papers. During the exchange, the participating experts spoke highly of our products and won unanimous praise.