1, ELS: ELS is the world's largest network of centers engaged in English language teaching relying on university campuses, with 55 ELS centers in the United States, providing professional English education and preparatory courses for undergraduate/graduate students in the United States.

2.ESL: This is an English course for language learners whose mother tongue is not English, but who use English as a second language. It is a compulsory language course for foreign students to apply for American universities.

Second, the theme is different.

1, ELS: American ELS is the largest English education institution in the world. More than 600 American universities and colleges recognize the level certificate of ELS English intensive course. Without TOEFL IELTS, students can apply for conditional admission to more than 600 foreign universities, and then study intensive English courses at ELS Language Center in the United States, complete the corresponding level, and directly enter American universities or colleges.

2.ESL:ESL English is a compulsory language course for international students to enter North American universities, and it is a world-recognized language course. ESL provides opportunities for students to learn English through communication.

Third, the roles are different.

1, ELS: All students who have passed the ELS intensive English class can apply directly to 600 universities and graduate schools in the United States without taking the TOEFL test.

2. ESL: The textbook of ESL course is designed for students whose mother tongue is not English, which is very practical. "Make English your second language" is the ultimate teaching goal of ESL course.

Baidu encyclopedia -ESL

Baidu encyclopedia -ELS