1. Sao Beach, located in Southern Vietnam on the island of Phu Quoc, is often referred to as one of the most beautiful beaches in the country. The beach is famous for its crystal-clear turquoise waters, powdery white sand, and picturesque palm trees swaying in the breeze. The name \"Sao\" translates to \"star\" in English, and the beach is named so because it is shaped like a crescent moon with a star at one end.

Sao Beach is known for its tranquil and serene atmosphere, providing visitors with a peaceful and relaxing beach experience. The beach offers breathtaking views and a stunning backdrop of lush hills and forests. It is a perfect spot for sunbathing, swimming, and enjoying various water sports such as kayaking, snorkeling, and jet skiing.

2. The working time of Sao Beach may vary depending on the season, but it is generally open from morning until late in the evening. It is advisable to check with local information sources or the resort/hotel you are staying at for the precise timings.

As for the phone number, there is no specific phone number for Sao Beach itself. However, you can contact the local tourism office on the island of Phu Quoc for any inquiries or information regarding the beach.

3. There is no entry fee or ticket required for Sao Beach itself. Visitors can freely access and enjoy the beach. However, if you plan to rent equipment for water sports or avail of any services provided by the beachfront resorts, there may be charges associated with those activities.

Transportation to Sao Beach is quite straightforward. If you are staying on Phu Quoc Island, you can easily reach the beach by car, motorbike, or taxi. The beach is located on the southeastern coast of the island, approximately 25 kilometers from the main town of Duong Dong. The road leading to Sao Beach is well-paved and offers scenic views along the way.