A new B-Class that emphasizes safety to the highest quality of the family, and the 5-star rating with the highest impact test level of the 2011 Euro NNCAP European New Vehicle Safety Association.In Taiwan, the PRE-SAFE ® active security system is listed as the B-Class full train standard outfit.The integrated security protection system provided by the PRE-SAFE ® active safety protection system is provided to the most valuable protection of the precious family regardless of the normal driving, emergency, incident or incident.