July 22nd/ 23rd 2017, Shenmo Education held a huge event and competition in Beijing, China. Over 1,000 students from 18 countries across the world were invited to join and competition. They showed their super skills of mental arithmetic ability. During the competition "Little Mental Arithmetic Doctor International Tournament", students could gives answers very quickly right after the math equations were announced. Some of the students could even calculated faster than calculators do!