Right before Chinese new year on February 8th, 2015, WP TV interviewed four Chinese teachers of Wall Street Chinese. The four teachers are Wenwen Zhang, Yan Chen, YangFan Yang, Xinrui Lu, who are Chinese natives with education/bilingual education as major in different universities including Columbia university, New York University. We discussed the best age for learning a second language is 5 to 15 years old, different teaching methods we use to teach American children, what are the challenges they are…