From the 8^th to 11^th of October, the 25^th annual meeting of International Muscle and Bone Ultrasound Association was held in New Delhi, India. Cui Ligang, director of PUTH Ultrasound Diagnosis Department, was invited to make a lecture and as a training lecturer, together with other 25 international experts, made a spot training in group for four consecutive days . It’s the first time that Chinese experts on muscle and bone ultrasound medicine have gone abroad.