The client in Guangdong for this tutoring is located in Guangzhou. The client independently develops, produces, and sells thermometers, blood pressure monitors, ultrasonic nebulizers, IPL hair removal devices, oximeters, ventilators, etc. The customer's products are exported both domestically and internationally, and they have signed dozens of domestic, US, and EU registration and accuracy verification contracts with Ruini for their products; Obtained NMPA registration certificate after 8 months!