| Catalogue |
| Supplier | Country | Telephone |
| Lifeplus Medical Health Care Equipment Co., Ltd | China | 86-472-6100000 |
| Nanjing Hua Dong Electronics Group Medical Equipment Co.,Ltd | China | 86-25-85323239 |
| Agilent Technologies | United States | +1 408-345-8886 |
| Kelilong Electron Co.Ltd | China | 0593-6550588 |
| Ningbo Haishu Kesheng Ultrasonic Equipment Co.,ltd. | China | +86-574-87154968/87154938 |
| SHANGHAI WESTINGAREA M&E SYSTEM CO.,LIMITED | China | +86-21-61948810 |