On 24th January, SESEC held the 4th webinar on “Progress of IEC 60601 transformation in China” in Beijing’s office. Dr. Zheng Jia, senior researcher of China food and drug testing and research institute, was invited to deliver a substantial presentation in English. As GB 9706 IEC 60601plays a very important role in China’s medical device supervision and industry, Dr. Zheng introduced the progress of IEC 60601-1 transformation and progress of IEC 60601-1-xIEC 60601-2-x transformation. Over 50 European partners and stakeholders joined the 2 hours’ webinar and discussed together with Dr. Zheng a series of popular common concerns.