1. Key Laboratory of Nondestructive Testing (Ministry of Education), Nanchang Hangkong University, China
2. Key laboratory of nondestructive testing technology (MOE), Nanchang Hangkong university, China
3. Chief Engineer's Office, Nanchang Architecture Science Institute, China
4. The Second construction Co., LTD., China Construction First Group, China
5. AECC Shenyang Liming Aero-Engine Co., LTD., China