What is the quality of LED products on the market? A few days ago, the Jilin Provincial Industrial and Commercial Bureau entrusted the Jilin City Industrial and Commercial Bureau to conduct spot checks on the LED lamps produced and sold by 28 enterprises in Zhongshan, Foshan, Shenzhen and other places in Guangdong. In this product quality spot check, indicators such as signs, lamp power, initial luminous efficacy, power factor, color characteristics, insulation resistance, and dielectric strength were tested. Among the 59 groups of samples, 43 groups of samples were judged to be unqualified, and the unqualified rate was 72.88% (commodity quality spot checks and inspections by the industrial and commercial departments have certain pertinence, and the test results do not represent the overall quality level of market-circulating commodities).
In the process of production, there will always be a phenomenon that some lamp beads cannot be lit when they are tested after the board is pasted. To make a summary for this phenomenon: the lamp is dead during the welding process.
In confrontational competition, high prices are often distracted or even frightened by low prices. Such situations are not uncommon in the LED industry. Lowering prices is a common practice for LED companies to increase market share in the current fierce competition environment. means. But in the end, the low price is always difficult to beat the high price, and even loses completely in the face of the high price. What's the secret? Today, I would like to share with you an article about high and low pricing, and low prices spoiling the situation.
Briefly analyze the multiple uses of acrylic products As acrylic products have become more and more widely used in recent years, it can be touched in daily life. In addition, acrylic products are involved in various industries. Today, I will briefly analyze the various uses of acrylic products for the majority of acrylic users. Advantages of acrylic 1. Affected by its own advantages, acrylic itself has the advantages of light texture, low price, and easy molding. Moreover, there are various molding methods, such as casting, injection molding, machining, thermoforming, etc., which are most commonly used. At the same time, it can be mass-produced according to the molding method, forming, model processing, reducing manufacturing costs, and being applied to the processing of instrument parts. Automobile lights, optical lenses, etc. 2. Acrylic has unparalleled high brightness, good toughness, and is not easy to break; it has strong repairability, and is known as the best new material for manufacturing sanitary ware after ceramics. Sanitary ware made of acrylic has many characteristics such as easy to wipe and soft texture. Acrylic products not only have good applications in the above, but also are widely used in the following industries: 1. Advertising applications: acrylic light boxes, signs, signs, acrylic display racks, etc. Needless to say, signs or It is a substitute for acrylic products for signs in large public places. 2. Construction and transportation applications: shop windows, soundproof doors and windows, lighting covers, telephone booths, trains, cars and other vehicle doors and windows, etc. 3. Medical applications: baby incubators, various surgical medical instruments Civilian products: bathroom facilities, handicrafts, cosmetics, brackets, aquariums, etc. 4. Industrial application: instrument panel and cover, etc. 5. Lighting applications: fluorescent lamps, chandeliers, street lamp shades, etc. Shenzhen Guangke Lighting Co., Ltd. is mainly engaged in LED modules, LED flexible light strips, and LED rigid light strips. The products serve customers in the field of global advertising production. Your needs are my choice.
As the heart of the LED display, the driving power supply can be said to be crucial to the stable and safe operation of the LED display. It should be protected and maintained in a timely manner during the rainy season. So how should the outdoor LED driving power be protected and maintained in the rainy season? What about maintenance? The following are some tips for the safety protection and maintenance of LED drive power supply in the rainy season. Let's learn about it together with the summary of the editor.
Core tip: The 2016 European Cup in France, which is held every four years, officially kicked off at 3 o'clock in the morning on June 11th, Beijing time. The host France defeated Romania 2:1 and got off to a good start at home.
General Electric (GE) announced a partnership with Qualcomm and Apple on Monday that will use digital technology and users' growing demand for data to revitalize its 130-year-old lighting business, Reuters reported.
If we do not re-construct our customer-oriented retail business essence from the perspective of customers, and re-examine the various inherent defects and deficiencies in stores, in the Internet age, we will bring physical stores to a dead end.
Soraa, an LED venture company established by Shuji Nakamura, a professor at the University of California, Santa Barbara (UCSB), as a co-founder, began to explore the Japanese market. At present, Soraa's LED lights have been sold in the Japanese market through Ushio Light Source . In addition, it is also planned to open a Japanese office by the spring of 2015. Soraa plans to expand its sales in the Japanese market by virtue of the characteristics of LED lights and Nakamura's popularity after winning the Nobel Prize.
After 36 months of listing, the sales restriction has been lifted, and the shareholding reduction plan has been released one after another. According to the statistics of various announcements compiled by China LED Network, among the 21 listed companies with LED-related businesses as their main business, 4 companies have become "hardest hit areas" for the reduction of holdings.