Instruments, 6815 injection and puncture instruments, 6820 general diagnostic instruments, 6821 medical electronic instruments and equipment, 6822 medical optical instruments and endoscopic equipment, 6823 ultrasound instruments and equipment and equipment for medical use, 6824 medical laser instruments and equipment, 6825 medical high-frequency instruments and equipment, 6826 physical therapy and rehabilitation equipment, 6827 Chinese medicine instruments. equipment, 6824 medical laser instruments and equipment, 6825 medical high-frequency instruments and equipment, 6826 physical therapy and rehabilitation equipment, 6827 traditional Chinese medicine instruments and so on.