The most popular wireless network specification in

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The wireless network specification independently developed by China has become an IEC international standard. According to the Ministry of science and technology on November 27, the wireless network (WIA-PA) specification independently developed by China for industrial process automation has won 96% of the votes of all Member States of the International Electrotechnical Commission (IEC), and has become one of the two international standardization documents recognized at the same time with wireless Hart. This indicates that China has become one of the leading countries in the field of industrial wireless communication with a revenue of US $50billion. At the same time, it also indicates that China has added a new high-end technology solution in the integration of industrialization and informatization

for a long time, the development mode of China's industrial automation field has been to realize integrated application by introducing foreign advanced technology and products. Due to lack of core technology, there is a certain wind in industrial safety, and its outer diameter must be φ 6- φ 11 insurance. China is one of the earliest countries in the world in terms of R & D and application of industrial wireless technology, and has made some distinctive work. In response to this situation, the Ministry of science and technology and the Chinese Academy of Sciences supported it through the National 863 plan and the innovation oriented project of the Chinese Academy of Sciences. After two years of hard research by nearly 100 scientific and technological workers, the industrial wireless technology with low production cost of PP packing belt has made a breakthrough. The WIA-PA technology has been preliminarily applied in the fields of metallurgy, petrochemical and other fields, and has been recognized by users. On this basis, the draft of national standard for WIA-PA specification and IEC PAS document have been formulated, and finally become an international standard

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