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2025-09-27 88
Are you worried about finding sources of LED display screens? The manufacturers found online are mixed, some offer ridiculously low prices, and some say they have a five-year warranty but don’t even dare to show you their production workshops. As a novice, trying to find a reliable supplier is like choosing crabs at the seafood market - they may look fresh, but when you take them home and cook them, they may be left with empty shells. Don't worry, today we will break it apart and crush it to talk about this method.
The easiest pitfall for those who are new to the industry is to only look at the price. If you click on the merchants on the Internet who have the "lowest price on the Internet" and ask, they dare to quote 3,800 yuan per square meter for a P3 screen, which is 40% lower than the normal market price. Don’t rush to place an order at this time, think about it first: if the manufacturer can really ship the product at this price, will they use second-hand lamp beads or cut corners? Here is a little trivia: For regular manufacturers, the cost of lamp beads alone accounts for more than 60% of the entire screen price. . There was a case last year where half of the large screen at an exhibition suddenly went dark. When I opened it, I saw that three batches of lamp beads were mixed inside. This was caused by the blind pursuit of low prices.
So how to judge whether a supplier is reliable? Remember these three hard indicators: Do you have your own factory? Can you provide test reports? Do you dare to sign a quality agreement? . For example, there is a foreign trade manufacturer in Shenzhen. They have more than 20 automatic placement machines in their workshop, and each module must go through 17 inspection processes before leaving the factory. Although the price quoted by such a manufacturer may not be the lowest, they dare to show you the production process and allow customers to come directly to the workshop to watch the production. This is their confidence.
When it comes to specific procurement channels, there are currently two main ways. In terms of online channels, data from an e-commerce platform shows that the return rate of the LED display category in the past 30 days is as high as 18%. The main problems focus on chromatic aberration and dead light rate. So if you really want to purchase online, remember to ask the other party to send a sample box - not a small sample that is as big as your palm, but a spliced sample containing at least 6 modules. Offline channels test your eyesight more. When going to manufacturers for on-site inspections, focus on three points: Whether the warehouse stocking capacity is sufficient, the operating hours of the aging workshop, and the number of quality inspectors on duty . There is a company located in Bao'an District, Shenzhen. Their aging workshop can make the screen work continuously for 72 hours. Under this kind of testing intensity, it can also ensure that the failure rate is less than 0.3%. This is real skill.
Don’t be careless about product certification. Nowadays, many businesses on the market are using fake CE certificates to deceive people. Last year, an industry spot check found that 32% of so-called certified products actually did not meet the standards. Regular manufacturers will publish the certification code on the official website. For certifications like ISO9001, you can go to the official website and enter the company name to check the authenticity. Here’s a little tip: Request to see the original English copy of the certification certificate , those who give false testimony often dare not provide it.
When it comes to specific product selection, here is a comparison table to help you clarify your ideas:
| Demand scenario | Recommended type | Key parameters | Special Notes |
|---|---|---|---|
| shopping mall advertising | Outdoor highlight screen | Brightness ≥5000cd/m² | The heat dissipation structure should be waterproof |
| stage rental | Quick disassembly and assembly of the box | Refresh rate≥3840Hz | Box seam ≤0.1mm |
| sports venues | fence screen | Viewing angle ≥160° | Requires IP65 protection |
| Commercial showcase | transparent screen | Permeability ≥80% | Glass load-bearing needs to be calculated |
Finally, let’s talk about the highlight of after-sales service. Some suppliers talk about "lifetime maintenance". When you really need repairs, they will either shirk the discontinuation of parts or charge high service fees. A reliable approach is to clearly stipulate when signing the contract: Failure response time during the warranty period, spare parts provision method, and post-warranty maintenance charging standards . I heard that for a company's project in Japan, it took less than 24 hours from the time of repair report to the arrival of the engineer. This kind of service level is really reliable.
Now you should understand that finding the source of LED display screens is like looking for a partner - it is useless to just look at appearance and the number of gifts, but also to look at family background, character, and ability to deal with things. Next time you encounter a supplier with a ridiculously low quote, you might as well ask them three questions: Can you go to the workshop to live-stream the production process? Do you dare to sign a quality compensation agreement? Are you willing to provide maintenance records within three years? If the other party is hesitant, we'd better change quickly.
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