LED price hidden mystery number of tiles into the unspoken rules of the industry

In the survey, a salesperson told reporters that the number of cheap lights is not enough. Shop assistant: "there is no test report of the cheap lamp, the brightness is not enough, a few watts can not reach, those are common small workshop to do. "That would really be like the salesman said that the price of cheap bulbs in the number of empty standard light bulb, the reporter decided to buy a $4 LED bulbs on the market, to test the relevant testing agencies.

According to the survey, Ji'nan LED lamp market price difference, the cheapest 4 dollars, up to more than and 100. In addition to the difference between the brand and work, there is a lamp power. In the survey, a salesperson told reporters that the number of cheap lights is not enough. Shop assistant: "there is no test report of the cheap lamp, the brightness is not enough, a few watts can not reach, those are common small workshop to do. "That would really be like the salesman said that the price of cheap bulbs in the number of empty standard light bulb, the reporter decided to buy a $4 LED bulbs on the market, to test the relevant testing agencies. The reporter repeatedly asked the salesman that he sold, foot three watt LED bulb. Reporters saw the lights on the packaging is also marked three watts.

Subsequently, the reporter came to the lighting research and development center in Shandong. Researcher Tang Wenjing will use the integral ball to test the data of the LED bulb. Shandong lighting R & D center researcher Tang Wenjing: one after the detection of the instrument, first in the dashboard, you can see the power of the lamp. We have a number of lamps is a three watt LED lamp, after testing after just 1.6 watts of power, so you can see his lamp is low power factor, reach an industry standard 0.5, severely substandard products. The researcher also said, "related products for the industry in terms of power regulation error is plus or minus ten percent, when you mark three watts when the actual lights in 2.7 watts to 3.3 watts.

Manufacturers: less than the tile is the unspoken rules of the industry has been tested, the reporter in Ji'nan lamps market to buy 4 yuan LED bulb, the actual number of tiles is actually half the number of tiles, that is, three watts into a tile. Reporters on the LED lamp on the packaging to see, and there is no certificate of light and 3C certification, but stated the name of the site and the company, the reporter in accordance with the above marked on the packaging of the phone call in the past.

Company: "cheap are less than the number of watts, we are less than the number of watts, you are so cheap enough to want to. The staff member said that dealers are generally aware of their production is less than the wattage of the LED bulb. The dealer in order to earn the difference, but prefer to enter the general shortage of products. Conversation, the staff is the secret of the lighting industry.

Reporter: "it is not the unspoken rule?": "yes, you buy the cheap one foot wattage, you just buy a back is insufficient wattage, our house is small, if you are good, you can buy the brand, high-end, don't buy so cheap the. Survey: businesses selling two models of a foot of a tile less than when the reporter once again return to the market when the lamp, a sales company LED light bulb sales staff told reporters that her family has sufficient watts of LED bulbs.

The sales staff said that the general manufacturers will produce the same appearance in two kinds of LED lamps, one of which is produced into the foot of the bulb, the price is slightly higher. A light bulb that is designed to be less than a watt. She also sympathize with the reporter to buy a less than 4 watts of light bulbs, and his home is a light bulb is worth $five.

Shop assistant: "this is five pieces. "Reporter saw, before reporters spent 4 yuan to buy the company's 3 Watt LED bulb is composed of a green box packing, and 5 yuan to buy, produced by the company LED bulb is blue packaging. The price is only one yuan, the packaging is not the same, it really is the distinction between watts? Is not like manufacturers say, cheap ones are insufficient wattage phenomenon? The reporter came to the shop to understand the situation of other lamps.

Reporters learned that another sales staff does not recognize the shortcomings of LED lighting tile phenomenon, at the same time, some sales staff also told reporters that he did not sell LED lighting problem, energy-saving lamps popular over the years there will not be a problem.