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In addition, as the LED lighting industry is in a period of rapid development, industry standards have not yet been unified. In order to cope with the high level of differentiation and continuous updating of downstream customers, LED drive power companies must continue to carry out targeted new product development and production, which is inseparable from strong technical support. 1. Technical barriers LED drive power is an important part of LED lighting. Especially the driving power of outdoor LED lighting needs to face the complicated and harsh working environment such as high and low temperature, lightning strike, humidity, corrosion and grid voltage fluctuation. Quality directly affects the reliability and service life of LED lighting fixtures. At the same time, LED driver power industry leaders have patented their main product technologies and formed certain patent barriers. Potential industry entrants require a long period of technical accumulation to enter the field. In addition, as the LED lighting industry is in a period of rapid development, industry standards have not yet been unified. In order to cope with the high level of differentiation and continuous updating of downstream customers, LED drive power companies must continue to carry out targeted new product development and production, which is inseparable from strong technical support. 2, brand barriers In view of the important role of LED drive power in LED lighting, LED lighting manufacturers have high requirements for product performance and quality, are very cautious when choosing a driving power supplier, usually set strict quality requirements and detailed testing The procedure requires a long-term match test, safety certification and small batch trials to finalize the supplier, so the cost of replacing the supplier with the LED luminaire manufacturer is high. At present, LED lamp manufacturers have formed a certain consensus on the reliability and credibility of the existing drive power brands in the market. Brands with first-mover advantage have won the recognition of new and old customers with long-term good reputation, and formed a relatively stable cooperative relationship. 3, product certification barrier LED drive power supply as an important part of LED lighting, high technology content, products must pass strict performance testing and indicators testing, after obtaining relevant safety certification, can be placed on the market. For the sales markets of different countries and regions, the safety certifications required for LED driver power supply include UL certification and FCC certification in the North American market; CE certification, TUV certification or ENEC certification in the European market; PSE certification in the Japanese market; KC in the Korean market. Certification; Australia's Australian certification; CQC certification in the Chinese mainland market; CB certification of the International Electrotechnical Commission. Strict product safety certification has become a barrier for small and medium-sized enterprises and new entrants in the industry. 4. Scale and capital barriers LED drive power companies with a certain production scale can achieve economies of scale. On the one hand, bulk purchases can increase the bargaining power of upstream raw material suppliers. On the one hand, large-scale production can effectively dilute fixed production and operation costs, thereby enhancing enterprises. Market Competitiveness. At the same time, under the current market conditions of rapid product upgrades, the continuous research and development of LED drive power companies also puts higher requirements on capital strength.