The comprehensive strength of the TOEFL remedial class of Lange Education is very strong. The Chinese and foreign teachers in the organization have basically gone through several rounds of screening, and the planners with international certificates have a long teaching experience. They also supervise students after class.

Langer Education Group was founded by Mr. Liu Changyan, a 20-year-old IELTS student, and officially completed on 1999. Headquartered in Shanghai, Langer Education Group is one of the largest IELTS and new TOEFL training bases in China.