The document describes Bai Tu Long Travel Company which operates luxury junk boats for tours of Ha Long Bay in Vietnam. The company has a fleet of 4 deluxe wooden boats that offer overnight cruises with activities like fishing, kayaking, and cooking demonstrations. Guests can experience the natural beauty of the UNESCO World Heritage site while enjoying high quality service on board. Overnight junk cruises include meals, tours led by guides, and amenities like air conditioning in the cabins.