International Monetary Fund (IMF (IMF) The outlook for economic growth has been lowered. The IMF expects the economy to grow by 3. 5% this year. 6, slightly lower than the expected value given by the agency in January. 7, but higher than the growth rate of 3 last year. International Monetary Fund (IMF (IMF) The outlook for economic growth has been lowered. The IMF expects the economy to grow by 3. 5% this year. 6, slightly lower than the expected value given by the agency in January. 7, but higher than the growth rate of 3 last year. As far as the region is concerned, the IMF believes that the market recovery in the United States, Germany and the United Kingdom has improved. It is expected that the US economy will grow by 2. 8, and maintain the growth of the Chinese economy this year 7. The expectation of 5 remains unchanged, while Japan's economic growth expectation in 2014 is lowered to 1. 5%. 4. Economic growth refers to the continuous increase of material products and services produced by a country or region. It means the expansion of economic scale and production capacity, and represents the growth of economic strength of a country or region. The above areas are the important markets for the development of LED lighting. Economic recovery or weakness also affects the changes in the size of the LED lighting market. At present, the main markets of LED lighting industry are in North America, Europe and Asia, and Asia is dominated by China and Japan. It is understood that the penetration rate of LED lighting is expected to reach 32. 5% in 2012 from 22 in 2013 to 26 in 2014. 7. Judging from the North American market, by the end of 2013, more than 600 cities in the United States had installed or were planning to install LED street lamps. In addition, most provinces and cities in Canada are also actively carrying out LED street lamp replacement plans or carrying out replacement incentive plans. In addition, European LED street lamp lighting is becoming more popular in an all-round way. The sensitivity of European LED street lamps to price is lower than that of other regions, but the quality requirements are quite strict. In Japan, the government will reduce the current fiscal deficit of about 50 trillion yen by half by increasing tax sources and reducing the issuance of public debt to achieve the goal of deficit reduction. The longer-term goal is the relevant lighting engineering and infrastructure construction of the 2020 Olympic Games. At present, it can be seen that the relevant construction industry has officially started construction. It is planned to introduce LED lighting and OLED lighting to attract international attention. In addition, the signing of the international mercury convention will also bring new business opportunities for LED lighting. China's LED lighting market is no less impressive. LED lighting is driven by factors such as the continuous decline in product prices, favorable policies and deepening awareness of energy conservation, the market demand for LED lighting is growing rapidly. The LED lighting market is an important opportunity for any country to seize, because it is a revolution of light and represents a better life. The introduction of LED bulbs below US $10 has basically reached the Sweet point accepted by people. Therefore, it is expected that the penetration rate of LED lighting will continue to rise.