On July 03-08, 2017, with the support of the Institute of Life Information Monitoring Technology and Application of Shenzhen University, the company carried out the basic clinical application and verification evaluation of non-invasive blood pressure measurement in Xingtai City, Hebei Province. Those who aarticipated in this assessment are two clinical nurses from the company and a postgraduate student from Shenzhen University.

In this evaluation, the company used a non-invasive blood pressure measurement data collection and verification platform based on standard requirements, and compared it with double-blind auscultation. The evaluation will last for one week and it is expected that nearly 200 clinical data will be collected. The evaluation work laid the foundation for the construction of Witleaf's non-invasive blood pressure database. During the evaluation period, a joint evaluation of non-invasive hemodynamic status based on pulse wave and extremity blood pressure was also carried out.