We have been striving for 40 years
- congratulations to China's 40 year celebration of optical fiber optic cables
Mr. Mu chengbin duan zhigang liu yanhui
[abstract] : China has developed the era of optical fiber communication in China since 1977, when it developed more than one kilometer long, attenuated less than 20dB/km multimode fiber, and successfully transmitted TV images. With the development of communication industry in China, the communication fiber optic cable industry has been struggling for 40 years and has achieved remarkable achievements in 2017. Industrial innovation, breaking the foreign technological blockade, developing and expanding, become the support force of China's communication network construction and development; The fiber optic cable transmission network throughout the country has made an important contribution to the development of communication industry in China.
[key words] : fiber optic cable for 40 years; High-speed hair; Internationalization; Scientific and technological innovation; Future outlook
In 1977-2007, 30 years of hard work and achievements
Remember in 2007, optical fiber cable industry in China has been from scratch, since the childhood, overall developed into an annual output of more than 4000 kilometers of fiber can communication optical cable, optical fiber more than 4000 kilometers, 400 tons of optical fiber preform important industry. Built from the fiber optic cable to optical fiber cable products, raw materials, optical fiber preform testing instruments and manufacturing equipment relatively complete industrial chain, for the fiber optic cable industry in China's long-term sustainable development laid a solid foundation.
Thirty years of technological innovation and technological breakthrough, the technological level and innovation ability of the enterprise constantly improve. In the field of fiber optic cable, the number of patent applications has been increasing, the cutting-edge optical fiber prefabricate technology has achieved important results, and has mastered some core technology of optical fiber optic cable. Chinese enterprises have actively entered the international standard field and participated in the formulation of standards. The product development ability has been rapidly improved, from the original production of multi-mode fiber optic fiber optic cable products, to the scale production of the market demand of the fiber and fiber optic cable products. In the field of special optical cable, in shallow water, deep-sea submarine cable, power communications, OPGW, ADSS, and other areas of the product, have achieved excellent performance, and has scale production market needs the power of the various types of optical fiber products, as well as considerable technical reserves.
The large-scale application of fiber optic cable products produced by Chinese enterprises has strongly supported the country's information construction. In 2007, it was built to cover the entire network of optical cable transmission network in China. The total length of public information cable network is more than 4.3 million kilometers, and the total length of optical fiber is over 80 million kilometers. The total length of fiber optic cables in the fields of broadcast television, electricity and oil has exceeded 5.7 million kilometers. The total length of optical fiber is over 100 million kilometers. The fiber optic cable industry in China has made great contribution to the construction of communication optical cable network.
Looking at the development trend of communication market and technology in China and the whole country, a new development climax is being ushered in, and the optical fiber optic cable market is promising. Made the development strategy of informatization driving industrialization in our country, the rapid development of mobile communication and Internet business, technology and market development of FTTH, telecom operators obviously increase the demand for fiber optic cable. At the time, global fibre-optic cable companies, including major Chinese companies, were expanding production capacity to meet the demand for a new round of fiber optic cables. This brings good development opportunities for the depressed fiber-optic cable industry.
China's fiber optic cable industry is growing and growing in the fierce global competition. Fierce domestic market competition, some enterprises' vicious price competition and other means, disturbed the normal market order, enterprises entered the difficult stage of profit and loss operation. In 2005, the victory of China's first fiber antidumping reflected the intensity of market competition to a certain extent, and the company was in a situation of low profit and even unprofitable operation. The innovation of fiber optic cable industry in China is seriously inadequate.
Facing new development opportunities and severe market challenges, optical fiber cable industry in China to develop the courage to fight, the spirit of innovation, strengthen self-discipline, guarantee the healthy development of the optical fiber cable industry in China, the China with rapid development of optical fiber cable for ten years.
The development of China's fiber optic cable industry in the past ten years
1. During the past 10 years, China has been able to develop the optical fiber optic fiber optic fiber optic cable network, which has brought the development opportunities to the fiber optic cable industry
(1) mobile communication development. By the end of 2013, China's three major telecom operators, 3G mobile communications, had built a total of 1093, 000 3G base stations and basically completed the nationwide 3G mobile communication network. In 2014-2016, there were 926, 000 new 4G mobile communication stations, bringing the total number of base stations to 5.59 million. Among them, 4G base stations increased by 8.61 million, bringing the total to 2.63 million, and mobile network coverage and service capabilities continued to improve.
(2) upgrading of telecommunication infrastructure network. In 2007, China's transmission network was still dominated by 10Gb/s (stm-64) and corresponding DWDM systems. Since 2009, we have started to build a comprehensive 40G backbone network to promote the transmission of 40G networks in most cities in China.
In 2011, with the continuous rapid expansion of fixed-line broadband business and the continuous development of mobile Internet and cloud computing based on 3G/LTE technology, the investment in the 100G network was accelerated. The 100G transmission system test was carried out in 2011-2012. 2012, balefire communication to help China telecom built the first domestic 100 g man, balefire communication power of China unicom in 2013 the first successful opening of the domestic first level trunk 100 g WDM systems engineering, and marked the formal scale of domestic 100 g commercial era coming.
By 2013, the emergence of new businesses and technologies such as cloud computing, streaming media and LTE has increased demand for broadband transmission, and over 100G of technology has emerged. In terms of over 100G technology, China mobile launched its first (400 test) in early 2014, and China unicom and China telecom also carried out 400G test work accordingly.
(3) our country participates in the investment and operation of international ocean engineering construction. By 2017, the international sea cable and cross-border ocean cables, which will be involved in investment and operation, have accumulated about 214,000km, making an important contribution to the development of the Internet.
(4) light into copper, FTH and broadband China strategy. By 2016, the total number of fixed Internet broadband access users in the three major telecom operators reached 297 million. In the city of yancheng, city of yancheng, the construction of urban construction continues to promote the popularization of optical fiber access. The total number of users of fiber access (FTM/O) reaches 228 million. The trend of "light and copper withdrawal" of Internet broadband access ports was even more obvious, with 659 million fewer than 205 years in the sichuan and han ports, bringing the total to 37.33 million.
In 2017, the three major telecom operators in China have launched the operation of the dry mega network.
From 2007 to 2016, the Chinese telecom operator base network was built, and by the end of 2016, the total length of the total length of the national cable line reached 30.41 million, which was 205% higher than that in 2007, and the overall growth rate of the total number of cables was maintained at a high speed. In the length of the fiber optic cables, the proportion of the network cables and the optical cables and the cable lines in the network are 62.4%, 34.3% and 3.3% respectively.
(5) construction of non-operator communication network between 2007 and 2016. Decade, crossed the "11th five-year plan", "twelfth five-year", "much starker choices-and graver consequences-in" period, our country's radio and television and communication network, the state grid and electric power communication industry, petroleum and petrochemical construction and communication network, highways, rail transportation and communication network and communication network, military communication network, intelligent building, and integrated wiring system, the wisdom city and communication network, enterprise network and education network, medical network communication network of telecom operators are in a state of rapid development. Early 2016, based on the "China radio, film and television" subsidiary "China cable" backbone fiber optic cable radio and television broadcasting network mileage reached 40949 kilometers, 30950 kilometers in length, core layer has six nodes, the backbone layer, there are 18 nodes connected 30 provinces/municipalities/autonomous regions of the country.
2. In 2007-2016, China's fiber optic cable industry has developed rapidly
(1) China's fiber optic cable industry, optical rod technology group breakthrough
Fully grasp the core technology of optical fiber prefabrication rods, completely free from the foreign technology blockade, and develop a variety of practical optical fiber prefabrication technology routes including PCVD/MCVD+ OVD/VAD, VAD+ RIC, VAD+ OVD, and 0VD+ OVD.
It has realized the independent design and manufacture of prefabricated rod manufacturing equipment and system, which has enhanced the competitiveness of the industry.
It has realized the whole localization of fiber manufacturing raw materials, and laid the foundation for the healthy development of the industry.
We have developed a team of professionals, and the industry has developed and promoted.
The production scale of the fiber prefabricated rod is a major breakthrough.
In ten years, the domestic optical fiber prefabricated rod industry has developed rapidly. Overall investment increased significantly, the great breakthrough technology group manufacturing enterprises from four to 12 2007, built a production base of multiple optical fiber preform, and set each to improve through technology, improve the capacity and efficiency of the conventional preform, greatly reduce the preform manufacturing costs. Wuhan changfei, hengtong photoelectric, hangzhou futong, beacon fire communication, zhongtian science and technology, tongding Internet, falsheng and kangning (hainan) all have the scale production capacity. At the same time, the changfei, changfei qianjiang, tianjin xinmao, Pacific and other companies are preparing prefabricated projects, and the localization rate of optical fiber prefabricated rods has been greatly improved.
Until the end of 2016 the overall domestic optical fiber preform design capacity is close to 8000 tons, further to lay the power status of China in the world's leading manufacturers of optical fiber cable (about 659 tons, 2006 national import preform yofc, fortis, FaErSheng, preform output 155 tons, accounting for 19% of the total). In 2016, the actual total output of domestic optical fiber prefabricated sticks is about 5,800 tons, which can meet the demand of 75% of domestic market and show the development trend of rapid growth of production capacity.
It should be pointed out that the country's fiber prefabricated rod anti-dumping measures protect the development of optical fiber prefabricated rod industry. China's ministry of commerce (mofcom) has initiated an anti-dumping investigation on the prefabricated fiber prefabricated rods from Japan and the United States from l9, 2014. In May 2015, the ministry of commerce issued a notice of no. 15 of 2015, announcing the preliminary determination of anti-dumping investigation against imports of optical fiber prefabricated rods from Japan and the United States. This is the domestic mainstream launched "anti-dumping" optical fiber, optical fiber enterprises reasonable use of the international trade rules again great measures actively protect their lawful rights and interests of domestic enterprises, the innovation of the industry of domestic optical fiber preform, cooperation and development have a positive role in promoting.
(2) fiber optic cable industry in China, fiber production capacity is greatly increased
At present, there are 24 fiber manufacturing enterprises, such as wuhan changfei, beacon fire technology, hengtong photoelectric, hangzhou futong, zhongtian science and technology, tongding interconnection and falsheng. According to statistics, by the end of 2016, the total output of optical fiber will exceed 320 million core kilometers.
By the end of 2016, the diameter of optical fiber prefabricated rods has been gradually developed from 60m and 80mm in the "eleventh five-year plan" to 120mm 150mm. Some enterprises have already used 180m, 200mn, etc. The mainstream wire drawing speed has developed from about 1500m/min to about 2500m/min at the current stage, and it is developing at a higher speed. The mature development of continuous wire drawing and high speed wire drawing technology has greatly improved the production efficiency of fiber drawing and reduced the cost of optical fiber manufacturing.
(3) fiber optic cable industry in China, fiber optic cable capacity, yield and variety increase
According to statistics, there are about 150 enterprises involved in the production of various optical cables, about 40 of the largest cable enterprises. About 20 companies that can produce fiber and fiber optic cables at the same time; About 10 companies have integrated optical fiber prefabricate, optical fiber and fiber optic cable.
As of late 2016, the cable capacity has more than 390 million kilometers of fiber in our country, China has become the world's first big capacity, fiber optic cable at the same time, some leading enterprises have entered the international leading cable. With the rapid expansion of fiber optic cable capacity in China, there has been a two-way deviation between local capacity deficiency and overproduction.
The fiber optic cable industry has achieved remarkable results in l0 years. The outdoor optical cable, indoor optical cable and other products continue to develop in a diversified direction and continuously meet the needs of various network construction and various scenarios of users in various fields.
The technology and application of special optical cable products such as OPGW and OPPC have been greatly improved, gradually forming independent intellectual property rights and ending the import history, which has become an export power.
Composite power communication products for below 1 kv lines on the Optical Fiber composite low Voltage Cable an OPL. C (Optical Fiber CompositeLou - Voltage Cable) development is rapid, lifted the industry standards, to network, telecommunication network, television network, Internet network integration in the direction of evolution.
It should also be noted that the industry can organize thematic activities and innovation meetings in time to ensure the smooth progress of new products, raw materials and equipment innovation. Such as, "the national indoor optical cable and application technology seminar", the topic discussion indoor optical cable as the categories of products, is our country history of optical fiber cable and a special product technical seminars event, to indoor optical cable products series, structure, process, raw material, standard, application technology such as system research. In this paper, we attach importance to the innovation of product varieties, the development of the structure, the improvement of process, the concept of the updated round indoor optical fiber optic cable, and the breakthrough in technology. Emphasis on the research of new materials, application of environmental protection materials, selection of optical fiber and selection of reinforcement; Attach importance to the cooperation and communication between manufacturing enterprises and users; Attach importance to the research and standard of series products. It plays a good role in the development and application of this product.
At that time, the country will implement the broadband China strategy, implement the policies of "three networks integration", "light into copper", "Internet broadband" and FTTH mass launch, and accelerate the construction of 3G/ 4G. In particular, in December 2012, the ministry of construction and industry and information technology issued two national standards to accelerate the process of optical fiber entry. Provide technical basis and construction basis for residential and residential building fiber to household projects; It is an important foundation to solve the problem of broadband construction in the community, to promote the overall realization of the fiber to the household and to promote the construction and sharing of the communication facilities of the residential community. It is of great significance for speeding up the information network broadband process and implementing the broadband China project. To tie in with the two national standard execution of FTTH, as well as the international IEC 2012 46 c / 960 / NP "hybrid communication cable" (Hybridtelecommunication cables) new question in the case file, implementation of national standards will also prepare requirements, widening their product range to the photoelectric hybrid cable application area, large data center construction, etc. Therefore, the conference of 2012 and 2013 became the technical exchange meeting for the implementation of the 12th five-year plan. It is a key technical seminar for key products to hold the key products in the critical period of national development.
(4) China's fiber optic cable industry has grown and grown
1, industry, the overall development of healthy competition, safeguard the national wide, the implementation of the strategy of belt, maintaining network security: practice of optical fiber cable industry's social responsibility to strengthen the supervision of optical fiber cable industry product quality management, ensure the product quality level fiber optical cable, clear product quality responsibility: to protect the legitimate rights and interests of consumers; Establish and improve the self-management restraint mechanism of enterprise market behavior, maintain fair competition in the market, maintain the economic order of the industry, and promote the sustainable development of the industry. In July 2015, the Chinese telecommunication enterprise association of professional committee of the communication cable cable according to the law of the People's Republic of China on product quality standard ", "anti-unfair competition law of the People's Republic of China, the law of the People's Republic of China anti-monopoly law enacted optical fiber cable industry in China the first optical fiber cable industry product quality self-discipline convention. The professional committee of communication cable optical cable of China communication enterprise association held the signing ceremony of the convention on the quality and self-discipline of product quality of optical fiber optic cable industry in Beijing on July 10, 2015.
From 2007 to 2017, the mainstream optical fiber optic cable enterprises participating in the telecom operators' collection have been developing rapidly and developing well.
2. Adapt to the new economic situation, improve the comprehensive service capacity, and open the road of diversified development.
Looking back at the development of the decade, in order to adapt to the new situation of global economic development, the mainstream enterprises have opened the road of diversified development in order to improve the comprehensive service capacity of enterprises. Such as, yofc wuhan in great fiber/cable industrial chain of specialization, scale and internationalization, prosper group, transit countries, qualcomm group in terms of industrial development strategy, balefire communication by the communication transmission equipment and optical fiber cable industry chain, in terms of specialization, scale and internationalization is the industry leader, and enhance international competitiveness: tong ding group to strengthen communications cable industry advantage, and constantly improve cable industry chain, in the mobile Internet industry, data security, big data, ODN constantly breakthrough in areas such as development, carry out diversified comprehensive development.
3. Coordinated development of raw materials industry and equipment manufacturing industry
In the past ten years, China's fiber optic cable industry has developed rapidly, and it is inseparable from the technological progress and development of optical cable material manufacturing equipment. Such as optical fiber coloring machine, secondary coating equipment, and equipment, cable equipment, protective equipment, indoor optical cable series equipment and auxiliary equipment have all been domestically produced. The argon arc welding machine, such as OPGW and OPPC, is also basic nationalization, and the technology is cheap and has its own intellectual property. At present, the optical cable production equipment not only meets the needs of domestic industry development, but also has gone out of the country, marketing at home and abroad.
To 2016, the basic realization of the preform manufacturing of a complete set of equipment localization, including VAD, OVD, sintering equipment, mandrel PCVD equipment, preform stretching equipment, production automation control and information systems, etc., and has set up a large used in mass production. The most important raw materials for optical fiber prefabrication are high purity GeC1, SiC1, etc., which have gradually replaced imported products and played a more and more important role through localization research.
Domestic raw materials have achieved or exceed similar imported materials in terms of performance and quality, and the price has obvious advantages. The brand has been recognized by users. A batch of excellent domestic materials production and research and development enterprises, fiber optic cable material supply channel has realized diversification, localization, low cost. Important contribution to the high speed development of fiber optic cable industry.
4, 10 years, industry and enterprise attaches importance to the power of the entrepreneur, attach importance to the power of the expert, attaches great importance to the society, the society of power and role, and attach importance to standards, testing and certification work, signed the convention on mainstream enterprise quality. All this has contributed significantly to the development of optical fiber optic cables in China.
Third, fiber optic cable internationalization, industry and market prospect wide
Internationalization has been an important strategic development direction of fiber optic cable industry in China. In the early stage of optical fiber optic cable industry,