Officially known as Langkawi, the Jewel of Kedah, is a district and an archipelago of 99 islands in the Andaman Sea some 30 km off the mainland coast of northwestern Malaysia. The islands are a part of the state of Kedah, which is adjacent to the Thai border. 

Langkawi , also known as duty free island , you can shop here for tax free fragrant, liquor , tobacco and so on , a very relaxing island.