Aug 11, 2023
By Ms. Anh Thu
Overview
Have you ever set foot on Cong Do Island Bai Tu Long Bay before? Cong Do Island is one of 1,969 islands that make up Halong Bay's 1,553 square kilometers and has distinctive characteristics. Take a trip and explore the island; you'll find a lot of fascinating things on this island. Making a tour of the Red Drainage would be an unforgettable experience for your trip to North Vietnam.
Cong Do (Cống Đỏ) which has an English name "Red Drainage Island", is situated inside Bai Tu Long Bay, 25 kilometers to the southeast of Ha Long Bay's Bai Chay cruise port. The island is about 23km from the Tuan Chau harbor, equivalent to 2 hours and 45 minutes by boat. The island is 23 363 km2 in size and features 172-meter-tall mountains. One of the many lovely islands in the ocean, it has a fantastic natural salt lake that supports a wide variety of marine life, including shrimp, crab, fish, squid, seaweed, and algae.
Cong Do Island is renowned for its unspoiled, natural beauty. Cong Do Island is a tourist attraction on the 4th sightseeing route of Ha Long Bay,
Lost in the Southeast of Ha Long Bay, Cong Do Island is located in Bai Tu Long Bay, belonging to the World Natural Heritage area. This is one of the islands with unspoiled beauty, with many winding beaches, creating natural lakes, and is home to many marine species such as shrimp, crab, fish, squid, seaweed, and curls. ... The southwest of the island has large coral reefs with various colors.
Cong Do islands' past prominence in international trade and commerce is confirmed by the presence of the old Van Don trading port's faint vestiges in the southeast of the island. Visitors don't need to have any prior biological expertise to see that the ecology is quite diversified in this location. There are many varieties of vines, tiny trees, and large trees with up to 30-40 cm in diameter scattered across the area from the border of the island to the summit of the mountain.

Cong Do Island offers peaceful scenery and beautiful coral reefs, making it an ideal destination for kayaking and deep-sea diving. Visitors can enjoy the fresh air and salty sea taste. Cong Do Lake, a 5-hectare lake, connects with the sea, offering a clear and calm environment. The island's diverse ecosystem includes algae, bivalve mollusks, shrimp, crabs, fish, and squid. Halong Bay is also a popular destination for tourists seeking unique features such as biodiversity, natural landscape, lakes, and coral reefs.
Cong Do Island is a beautiful heritage domain with a diverse flora, rocky island, unique caves, and scattered white sand beaches. Visitors can enjoy a relaxing and discovery experience on the island, which is home to marine species like shrimp, crab, fish, squid, seaweed, and algae.

The island also features a coral reef, 700m long and 300m wide, providing an impressive diving experience. The area around Cong Do Island Bai Tu Long Bay is also a mooring place for cruises to stay overnight on Bai Tu Long Bay, allowing visitors to explore Ha Long Bay at night.

Cong Do Island offers a peaceful environment with beautiful coral reefs, making it an ideal area for kayaking to explore nature with one's eyes. Other attractions on line 4 near Cong Do Island include Hang Co (Thien Canh Son) and Hang Thay, which can be combined into a dedicated kayaking route for visitors to enjoy and discover.

In addition to sightseeing and exploring nature, a hobby that can be exploited to turn this place into an attractive tourist destination is fishing. Just drop the rod for a moment, the gluttonous goby fish has rushed to bite the hook. Therefore, up to now, the people who frequent Cong Do Lake are none other than fishermen.
Visitors may trek up Cong Do's enormous hill to take in the breathtaking views. This activity is both captivating and beneficial. You can also admire and explore the fauna and flora along the road and also get some fresh air from nature. Numerous studies show that going on a hike in nature has positive effects on general health.
Although Cong Do Island Bai Tu Long Bay is beautiful year-round, the ideal times to visit are early summer (January through May) and late autumn (October through November), when the weather is more favorable and less rainy.
Cong Do Area is in the tropical monsoon climate area, which has four distinct seasons. Spring, lasting from March to April, is the most beautiful time for Ha Long tourism. Summer, from May to August, offers beautiful blue skies and emerald water, making it ideal for cruising the islands. Autumn, September, and October offer soft colors, long shadows, and a peaceful atmosphere. Winter, from November to September, offers cooler air and a magical experience. However, it's important to note that May to June and August to September are rainy times.
There are several cruises that visit Cong Do Island Bai Tu Long Bay that you should consider. Learn more about these cruises and book your most suitable ones from the best Vietnam Travel Agency.

Emperor Bai Dao, Vietnam's final king, lived in opulence, a lifestyle promoted by Emperor Cruises. Their 5-star luxury Bai Tu Long Bay cruise features elegant furnishings, décor, and a beautiful hull. Each room has private balconies, floor-to-ceiling windows, excellent bedding, and beautiful bathrooms, showcasing the Emperor Cruises' commitment to opulence.

The Swan Cruise, named after the beloved swan, is a romantic Bai Tu Long Bay cruise ideal for honeymoons or special celebrations. Sailing through quieter alternatives to Halong Bay, the cruise passes through limestone mountains, providing passengers with ample space and freedom. With twelve onboard cabins, the staff ensures a smooth passage, providing the perfect backdrop for a memorable experience.

Dynasty Legend Cruise is a 5-star luxury cruise in Bai Tu Long Bay, Halong Bay, featuring an elegant design that blends modern and traditional styles. With 32 cabins, each equipped with modern amenities, private balconies, and sea views, the cruise offers premium facilities and excellent customer service. The cruise also provides 5-star quality services like a restaurant, spa, massage, and bar, all served by excellent crew members. Experience an authentic, impressive, and unforgettable adventure at the World Heritage Site.
Millions of domestic and international visitors travel to Cong Do Island Bai Tu Long Bay Island every year to explore and take in the stunning natural landscape, making it a well-known Ha Long tourism attraction. It is worthwhile to come here. We really hope you enjoy your time in Cong Do Island in particular and Halong Bay in general.