Woongjin Thinkbig Co., Ltd. operates as a book publisher for various age groups in South Korea. It develops and offers educational and cultural content for toddlers to adults, including member-only workbooks, complete works series for children, study rooms, learning centers, online and offline book publishing services, etc. The company publishes books in various genres, including literature, humanities, social science, history, economy and business administration, self-development, children education, lifestyle, etc. It also provides children reading, customized reading design, and visiting learning services. Woongjin Thinkbig Co., Ltd. was founded in 1980 and is based in Paju, South Korea.