1. Silk Island, also known as Koh Dach, is located on the Mekong River, about 20 kilometers from Phnom Penh, the capital city of Cambodia. It is a small island famous for its traditional silk weaving industry. The island is peaceful and largely untouched by development, making it a popular destination for those looking to escape the hustle and bustle of the city.

Silk Island is renowned for its silk production. Visitors can witness the traditional process of silk weaving, from the raising of silkworms to the creation of intricate patterns on silk fabrics. Many families on the island are involved in this craft and have passed down their skills through generations.

The island is also known for its scenic beauty and rural charm. It is primarily an agricultural area, with lush green fields and traditional wooden houses dotting the landscape. The slow-paced atmosphere and friendly locals make for a relaxing and authentic experience.

2. There are no specific working hours for Silk Island as it primarily consists of small rural communities. However, if you want to visit the silk weaving workshops, it is best to go during the daytime when the artisans are actively working.

As for contact information, there is no specific phone number for Silk Island itself. However, you can contact tour operators or arrange transportation through guesthouses or hotels in Phnom Penh.

3. There is no entrance fee for visiting Silk Island. To reach the island, you can take a ferry or a boat from Phnom Penh. The ferry departs from the Phnom Penh Port, near the Night Market area, and takes approximately 30 minutes to reach the island. The cost of the ferry ride is around $1-2 per person, depending on the type of boat used.

Alternatively, you can hire a private boat or join a guided tour that includes transportation to Silk Island. The cost for a private boat or guided tour may vary depending on the operator and the services included. It is recommended to inquire about the prices and arrange transportation in advance to ensure a smooth visit to Silk Island.