We warmly celebrate that Hangzhou Xifu Technology Co., Ltd. has passed the quality management system certification, which covers the production of the company's main instrument "Temperature and Humidity Recorder". The certification information can be found on the website of the National Certification and Accreditation Administration:, which is a nationally recognized quality system certification and has passed the 5 * credit enterprise certification. Hangzhou Xifu Technology's main business is the production, research and development, and sales of temperature and humidity recorders, temperature and humidity transmitters, and cloud services for IoT monitoring equipment. Customers in need are welcome to contact and cooperate!