June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35 ; June 9 to 12, 2016， China International Dental Equipment and Materials Fair (Beijing), Booth number: E35