Towards active, sustainable digital networks that are resilient and integrated from UHV to distribution


Non-CHINESE Residents

To obtain a letter for visa purposes, you must first register for the symposium and pay in full. Then please make your request for an invitation letter by email to

Please kindly provide the following information:

  • Full Name:
  • Gender:
  • Date of Birth:
  • Nationality: 
  • Passport Number:
  • Passport Issue Date:
  • Passport Expiry Date:
  • Company:
  • Job Title:

General Information for Visa Applicants

Chinese citizens do not need a Chinese visa or passport for travel to City of Chengdu. If you are not a Chinese citizen, you may need a visa for entry into China. For additional information regarding visas and/or passports, please visit the China Embassy in your country.


Do not delay in making VISA arrangements for entry into China if needed. Such arrangements are the responsibility of attendees and participants and may take several weeks.

How To Obtain a Visa

Complete information on how to apply for a VISA to enter China can be found on the China Embassy website on visas.

Helpful Links

China Visas Website

144-hour Visa-free Transit in Chengdu

The six-day, or 144-hour visa-free transit has been introduced to Chengdu, which would benefit citizens from 53 countries who are transiting in Chengdu for a layover not exceeding 144 hours. 


  • American Countries: US, Canada, Brazil, Mexico, Argentina, Chile
  • Oceania Countries: Australia, New Zealand
  • Schengen Agreement Countries: Austria, France, Germany, Belgium, Italy, Netherlands, Czech Republic, Denmark, Estonia, Finland, Greece, Hungary, Iceland, Latvia, Lithuania, Luxembourg, Malta, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland
  • Other European Countries: UK, Ireland, Russia, Cyprus, Bulgaria, Romania, Ukraine, Serbia, Croatia, Bosnia-Herzegovina, Montenegro, Macedonia, Albania, Belarus, Monaco
  • Asian Countries: South Korea, Japan, Singapore, Brunei, United Arab Emirates, Qatar


Areas Allowed to Stay

Passengers qualifying under the 144-hour visa-free transit are allowed to travel within Chengdu only. It means they cannot leave Chengdu for other cities. 


What Is an Eligible Route?

Departure Country A: ⇒ Chengdu ⇒ The Third Country C

You need to take an international flight to enter Chengdu, and then catch a connecting flight to leave for the third country. NO stop in any other mainland Chinese cities is allowed. Note that A and C can refer to foreign countries as well as Hong Kong, Macau, and Taiwan.


What Documents Do You Need?

1. Your passport, valid for at least 3 months at the time of application;

2. A confirmed air ticket to a third country;

3. A visa to the third country if required;

4. An arrival/ departure card.


What Are the Eligible Transit Ports?

If you wish to transit in Chengdu and use the 144-hour visa-free transit facility, only Shuangliu International Airport can be used for your entry and exit. The contact number of the airport is 0086-28-85205555 if you have any further queries.

Important Dates

8th January 2019(NEW)

Receipt of synopsis

25th January 2019(NEW)

Notification of acceptance

31th June 2019

Receipt of full paper (Closed)


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