Yonsei University's Korean Language Institute specializes in Korean language learning books, built around rapid, intensive progress rather than a slow multi year curriculum. Yonsei Korean in 3 Weeks compresses each proficiency stage into an intensive study format, complemented by the Yonsei Korean English edition for English speaking learners, making it especially suited to university exchange students and short term intensive program participants. Piefke Trading is an authorized distributor for ASEAN (Malaysia, Singapore, Indonesia, the Philippines, Myanmar, Vietnam, Cambodia, and Thailand), the GCC (Dubai, United Arab Emirates), Kazakhstan, Hong Kong, Taiwan, South Korea, India, Pakistan, the EU, the UK, the US, the EAC (Kenya), Namibia, Australia, New Zealand, and Israel.