22:00。 Suzhou, known as Wu in ancient times, is called Suzhou for short, also known as Gusu and Pingjiang. It is a national historical and cultural city, a scenic tourist city and a national high-tech industrial base. Generally, Suzhou training institutions make up classes until 22: 00, and the training of off-campus training institutions ends no later than 20: 30. Training institutions are educational and training institutions with the purpose of improving ability, cultivating skills, academic education and certification training.