1. Sun Yat Sen Memorial Hall, also known as Sun Zhongshan Ji Nian Tang, is a memorial building in Guangzhou, China dedicated to the founding father of the Republic of China, Sun Yat Sen. The hall was constructed in 1931 and covers an area of 12,000 square meters. The architecture of the hall blends traditional Chinese design with a modern style, featuring a large octagonal dome and intricate carvings.

2. The Sun Yat Sen Memorial Hall is open to visitors from 8:00 am to 6:00 pm daily. It is recommended to check the official website or contact the hall directly for the most up-to-date information on hours of operation. The contact phone number for the hall is +86 20 83561186.

3. The ticket price for the Sun Yat Sen Memorial Hall may vary depending on the exhibits and events taking place at the time of visit. It is advisable to check the official website for more information on ticket prices. The hall is easily accessible by public transportation, including buses and metro. The nearest metro station is Sun Yat Sen Memorial Hall Station on Line 2.