Group 1 - Changchun is often perceived as a quiet city in Northeast China, with some suggesting that the best activity is to buy a ticket to Harbin or Shenyang [1] - The city has a rich historical background, once known as Asia's largest city, and is the birthplace of significant Chinese inventions and cultural milestones, including the first domestic car and the first film studio [3] - Changchun's architecture is characterized by grandeur and a well-planned layout, with abundant greenery and numerous parks enhancing its appeal [7] Group 2 - The local culture is vibrant, with a warm and welcoming atmosphere, contrasting with the cold and reserved nature often associated with Northern Europe [9] - The city offers various attractions, such as the National Forest Park, which is ideal for outdoor activities and enjoying nature [11][13] - The World Sculpture Park features thousands of sculptures from over 200 countries, making it a paradise for art lovers [17] Group 3 - The Puyi Museum, located in the former puppet palace, provides insights into the life of the last emperor of China and is a significant historical site [19] - South Lake Park is referred to as the "urban lung" of Changchun, offering a serene environment for relaxation and social activities [21] - Local cuisine includes popular dishes such as Guo Bao Rou, Di San Xian, and Changchun-style barbecue, known for their unique flavors and preparation methods [24]

Core Points - The Canton Fair, known as "China's No. 1 Exhibition," has been held for 68 years since its inception in 1957, showcasing China's commitment to opening up to the world [1] - The first Canton Fair took place on April 25, 1957, at the Guangzhou Sino-Soviet Friendship Building, with an exhibition area of only 9,000 square meters and over 10,000 product varieties [3] - The first two sessions of the Canton Fair in 1957 achieved a transaction volume exceeding $86 million, prompting the decision to build an independent exhibition hall [5] - The Canton Fair has undergone four relocations, with the latest being in 2008 to the Pazhou Exhibition Center, which has become a significant venue for international trade [7] Summary by Sections - **Historical Background** - The Canton Fair was officially approved by the Ministry of Foreign Trade in 1957, marking the beginning of a significant trade event in China [3] - The first fair featured a variety of products, including domestically designed and produced vehicles, which garnered significant media attention [3] - **Exhibition Venues** - The first independent exhibition hall was built after the initial success of the fair, with a total area of 14,500 square meters [5] - The fair has moved locations multiple times, with the most recent venue being the Pazhou Exhibition Center, which has a total area of 170,000 square meters [7]