The Fourth Plenary Session of the 19th CPC Central Committee is proposed，Construction of a new open economy system，my country will implement a larger range、Big wider field、Deeper and deeper comprehensive openness。November 14, 2019，President Xi Jinping further pointed out when attending the leaders of the BRICS countries，China will insist on expanding opening，Increase the import of goods and services，Expansion of foreign market access，Strengthen intellectual property protection，Form comprehensive、Multi -layered、Comprehensive open new pattern in the wide field。Current，A new round of scientific and technological revolution and industrial changes are reshaping the global economic pattern、Reconstruction global competition landscape。from the fifth -generation fixed network (F5G) and 5G、Artificial intelligence、Industrial Internet、The new digital infrastructure formed by the cross -fusion of the new generation of information technology such as the Internet of Things，Become a powerful motivation to promote higher levels of openness。The 2018 Central Economic Work Conference and the Political Bureau of the Central Committee of the Communist Party of China in 2019 emphasized，To speed up 5G commercial pace，Strengthen artificial intelligence、Industrial Internet、Construction of new digital infrastructure such as the Internet of Things。Therefore，Accelerate the construction of a new digital infrastructure，Become adapting to a new round of scientific and technological revolution and industrial change、The urgent need to promote higher levels of opening to the outside world。

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In recent years，The growth Bet365 app download of world economic growth has shown a trend of continuation and slowing，2018 growth rate is 3.6%，and the World Bank will reduce the global economic growth rate in 2019 to 2.6%。At the same time，International trade is also weak，Global value chain expansion gradually slows down。From the perspective of historical development experience，New technology in each science and technology revolution、The widespread application and promotion of new products are important forces to reshape the world economic development pattern。As the world's largest trading country，Construction and improvement of new digital infrastructure，It can help my country effectively overcome the physical space and time constraints in the international trade process，Fully expand the boundary range of foreign trade，Order、Production、Delivery products and services and other trade links play an important role。

In terms of data use，Big Data、Cloud computing、Artificial Intelligence and other data storage、Processing technology can realize real -time collection of trade data、Storage and deep mining。In information transmission，5g、Internet connection technology such as the Internet of Things can accelerate the timely and effective transmission of various information，Reduce the asymmetry of information between the parties of the trade，Reduce uncertainty in foreign trade。In terms of transaction decision，The real -time analysis of online data can realize the automation and intelligent processing of basic business，Effective completion of accurate matching of supply and demand。For example，5G technology as a new generation of mobile communication systems，Its transmission rate can reach more than 100M，Delay is almost near milliseconds，Have low energy、Typical features of large -capacity。Wide application of this technology，It can help my country bet365 Play online games more efficiently realize long -range trading in international trade，In particular, the trade disadvantage of the trade disadvantages of remote enterprises、Reduce the trade cost of recommending new products and opening up new markets。Artificial intelligence as a new type of universal technology，Entering the public's vision with Alpha GO and Li Shishi's human -machine war，It is now in image recognition、Smart customer service and other fields to quickly realize commercialization applications。Especially artificial intelligence under massive data，You can solve complex problems through machine learning algorithms，Improve the accuracy and agility of export enterprise activities，Improve its operating efficiency and decision -making efficiency。Further，5G in the new digital infrastructure、Technical module fusion application of artificial intelligence and other technical modules、linkage operation，It can also penetrate into all aspects of the international trade process，Fully expand the market boundary of foreign trade。Therefore，In the context of building a higher -level open -type economic system in China，Accelerate the construction and improvement of new digital infrastructure，Foreign trade market expansion and trade network construction that can effectively promote my country's products and services。

　Adaptation to the transformation and reconstruction of the global value chain

With the gradual release of the new round of scientific and technological revolution and industrial change momentum，The changes in the global value chain have emerged in a new trend，Layers gradually form，Get value for the added value。June 28, 2019，President Xi Jinping pointed out when attending the leaders of the BRICS countries，To participate in global innovation cooperation，Let various countries and companies including emerging market countries and developing countries participate in scientific and technological innovation bet365 live casino games and benefit from it。Construction and improvement of new digital infrastructure，It can deepen the network division of labor around the world，Promoting technology diffusion based on the global value chain，Enhance the added value acquisition capacity of the entire industry chain，This is conducive to my country better adapt to the transformation and reconstruction of the global value chain，Consolidate the foundation of future economic development。

From the perspective of network division，The highly professional production process scattered between countries and enterprises can greatly improve efficiency。5g、Artificial intelligence、Application of the new generation of information technology such as the Internet of Industrial Internet，Not only can it help companies extend the production process outside the border and expand the domestic link of the global value chain，and can fully penetrate into the entire development process of the linkage industry，Network overflow effect on the entire industrial chain，Promoting the further deepening of its division of labor。From the perspective of technical diffusion，Data flow and technology overflow play a prominent role in the global value chain。An important part of infrastructure，New digital infrastructure can provide digitalization for the development of related industries、Informatization and intelligent service，Strengthen interactive contact between different subjects，greatly improves the speed and efficiency of its innovative activities，Therefore, the technical diffusion on the value chain is accelerated。From the perspective of added value，New digital infrastructure with new generation of information technology as the core in manufacturing、Innovative applications in the service industry and other fields，helps to promote systematic、Integrated、Construction of Intelligent Chemical Factory，helps to form a new type of industry bet365 live casino games and the innovation agglomeration development of various industries。​​For example，The wide use of artificial intelligence -based image recognition technology in the manufacturing quality testing link，can greatly improve the speed and efficiency of the detection; the Internet of Things has achieved full connection of upstream and downstream of the supply chain，significantly improves the response speed of the supply chain。Further，Fusion application of new digital infrastructure technical modules，It is conducive to promoting participating in complex global value chains、Provide advanced products and services，So as to further open the manufacturing industry in my country、In the process of expanding the open service industry，Realize the high -end jumper of the entire industry chain，Provide new momentum for future economic development。

　　Enhance the linkage effect to the outside world

Create a new pattern of coordinated regional development，It has an important supporting role in the exertion effect of my country's open linkage。Under my country's traditional regional economic pattern，There are certain interest differences between the main body of the administrative districts，often tend to make decisions from the local interest，The free flow of production factors and the optimization and integration of various resources。Strengthen the construction and improvement of new digital infrastructure，Establish an integrated infrastructure system covering physical infrastructure and digital infrastructure，is to promote regional integration and coordinated development、The key factor of enhancing my country's open -to -the -outside effect。

Coordinated Development in Beijing, Tianjin -Hebei、Development of the Yangtze River Economic Belt、Construction of the Guangdong -Hong Kong -Macao Greater Bay Area、The integrated development of the Yangtze River Delta、Bet365 lotto review In the process of continuous advancement of national strategies such as high -quality development such as the Yellow River Basin，On the one hand，By improving transportation、Airport、Port and other traditional physical infrastructure，Can improve space accessibility，Regional associations for strengthening economic activities，Effectively promote product transfer and factor flow between regions。On the other hand，With the arrival of the digital era，The Fourth Plenary Session of the 19th Central Committee of the Party focused on proposing "data" as a new type of production factors，and 5g、Industrial Internet、The construction of new digital infrastructure such as the Internet of Things can accelerate the full flow and connection of this core element between the main entities，Accelerate the deep integration and development of cross -regional and cross -industry。Here，To achieve people、Machine、Industrial Internet, which is aimed at comprehensive interconnection of things，Can realize data across devices、cross -system、Cross -industry、Comprehensive interconnection interconnection across regions。Internet of Things for information exchange with the Internet with information sensing equipment，You can directly connect the device to the new digital infrastructure cloud platform，Realize the high -efficiency interoperability of equipment information and other information in the cloud server。In addition，Follow the Metkov laws that follow the value of the number of users with the number of users，The use level of improving the new digital infrastructure will also bring geometric increase in the coverage of coverage，Constantly expand the space -time border of the platform radiation，Reach production equipment、Product、Service、Application scenarios mutual，and the full interconnection with users。

　　(The author is the School of Economics Management of Northwest University、Professor of the Institute of Economic Development, Western China)