You will need a valid passport and visa for visiting China. We recommend that you apply for a tour visa.
You may apply for a tour or a visitor's visa at the Chinese Embassy, or at the nearest consulate general. It may take a few days or weeks to get your visa. For detailed information, please contact your local Embassy or Consulate.
If you prefer to apply for a visit visa, the maximum duration is no longer than 10 days (July 15 - 25), the procedure for the invitation letter from Tsinghua University is shown as follow (all forms are available at the conference website):
(1) To complete the online registration form and pay registration fee.
(2) To complete 
the invitation letter application form(including your name, passport number & etc.).
(3) To scan the passport information page.
Please email the required documents above to ccirm@sem.tsinghua.edu.cn.
It takes two weeks to issue an official invitation letter for Visa application, we advise that you complete all forms before June 1, 2015.
Other General Information
Weather
The average daily temperature of Hangzhou is about 33 °C. All meeting rooms have air conditioning.
Insurance
To protect yourself and your personal belongings while you are traveling in a foreign country, it is your responsibility to obtain adequate travel and health insurance before leaving your own country.
Electricity
Electricity is supplied at 220V, 50Hz in China.
Currency Exchange
In China, RMB is the only accepted currency. However, exchange centers can be found at airports, most hotels, and in large shopping centers. The exchange rate is about US$ 1 = RMB 6.24. When exchanging money, please keep your receipt by which you can change any remaining RMB back to foreign currency when leaving China. Visa and Master Card are accepted in many department stores and hotels.
The Bank of China and most hotels will cash travelers - checks issued by any major foreign bank or financial institution for which you must show a passport and pay a 0.75 percent commission. Travelers' checks signed over to a third party cannot be cashed in China, but can be presented for collection through the Bank of China.
Reconfirmation of Air Ticket
Departure airline ticket (international) needs to be reconfirmed 72 hours prior to departure. You can do this by calling the airline offices. Please note that these offices are not typically open on weekends.
