Founded by Professor Yanheng Zhou, an orthodontist and doctoral supervisor of Peking University Hospital of Stomatology. Sunny Dental consists of more than 200 experts with extensive academic backgrounds and professional experience. Here’s the deal: 220rmb for Ultrasonic Teeth Cleaning. Services provided in the package include: dental care consultation, digital dental x-ray, dental documentation, ultrasonic cleaning and polishing. As a new customer, your First purchase will be as low as 220rmb. This deal is only available to students. Please Note: For new customers only.