"B-OK" is a free e-book site founded in 2009 free e-books, the site is known as the world's largest electronic library, currently contains more than 350,000 e-books, if you like to read the original English e-books, you may wish to collect the site, the full English site to find of course also need English.

"B-OK" adds ISBN ( International Standard Book Number), readers can search according to keywords, but also through the ISBN code search, in addition to providing a download history to facilitate viewing the history of all books provide detailed information about the book, so you understand the full range of each book.

Library Genesis The site is a library index library that supports free downloadable e-books, providing technology, scientific articles, fiction. Comics, magazines, and other books can be searched and downloaded locally based on author, journal number, publisher, book number, language, and other options.

For foreign book-like resource sites. LibGen provides a variety of books are available (mostly new books, can be a lot of new classical texts since the twentieth century, the examination and interpretation of literature), but not stable, the link can not open from other mirrors into, we provide the main site.

"Booksc" is a website dedicated to search The website of "Booksc" is dedicated to searching and downloading English e-books, currently it has collected 4.7 million e-book resources, very suitable for searching English e-books, users only need to enter the book name or ISBN code to retrieve.

The usage rate of English original e-books is relatively low. Need a higher level of foreign language to understand, we are accustomed to looking for the translated Chinese version, for users who need the original books can get less channels, so we recommend this site to meet the needs of users.