Quick answer: Junaid Telecom & Repairing Lab on Madrasa Banat Road, Dhol Sikandar, Chiniot, replaces cracked and faulty phone screens and supplies Sunlong display panels, a brand it is an authorized dealer for. Message the Repairing Lab on WhatsApp 0345 7599995 with your phone model to ask about panel availability, rate and timing.
What exactly gets replaced in a “screen replacement”?
On most modern smartphones the “screen” is a sandwich: a cover glass on top, a touch layer (digitizer) in the middle and the display panel (LCD or OLED) underneath. On many models these layers are bonded together at the factory, so a crack that reaches the picture means the whole display assembly is swapped as one unit. A few models still allow glass-only work, but that is the exception, not the rule.
That is why a technician will ask for your exact model name, not just the brand. Two phones from the same brand with similar names can have panels that look the same and still do not fit each other.
When should I replace the screen instead of living with it?
Replace the display when you notice any of these:
- Coloured lines, black blobs or spreading “ink” patches.
- Touch that misses taps, taps by itself or only works on part of the screen.
- Cracks across the visible area, or glass flaking at the edges (a cut-risk for your fingers).
- A picture that flickers or goes dark although the phone is clearly running.
A hairline crack in the glass may feel harmless, but dust and moisture creep into it, and pressure from a pocket or a hot day can make it spread. If you want a deeper checklist, see our guide on the signs your display needs replacing.
Why do panel quality and brand matter?
Panels are not all equal. Brightness, colour accuracy, touch response and how long the panel survives heat vary between makers. A weak panel often shows up weeks later as dim patches, a yellow tint or a touch layer that stops responding.
Junaid Telecom supplies Sunlong display panels and holds the brand’s official dealer letter. Sunlong promotes high brightness, vibrant colours and 120Hz panels. This matters to repair shops and technicians buying in volume as well as to individual customers. Availability depends on the model, so ask before you travel.
How does the replacement actually go?
Process varies by model, but the general steps are:
- Check before opening. The technician tests touch, brightness, face or fingerprint unlock and the cameras, so any pre-existing faults are noted.
- Heat and open. Most glued displays are warmed gently to soften the adhesive, then lifted with thin tools. Too much heat can damage the battery or an OLED, which is why this is not a good home experiment.
- Disconnect the battery first, then detach the old display flex cable.
- Transfer parts such as the earpiece mesh, sensor brackets or frame pieces where the new panel does not include them.
- Test before sealing. Touch across all corners, colours, brightness and the auto-rotate and proximity sensors are checked before the new display is glued down.
- Reassemble and apply fresh adhesive where the phone design calls for it.
Always watch the final test. Run your finger around the edges of the screen and open a white page and a black page to reveal dead pixels or tint.
What should I do before bringing my phone?
- Back up your data if the touch still works (see our guide on backing up before repair).
- Note your screen lock, Google or Apple ID details so the phone can be tested after the repair.
- Take off your SIM and memory card unless the technician asks for them.
- Remove any cracked tempered glass or cover if it is peeling; it can cut during handling.
Can I use a phone with a cracked screen for a few more days?
You can, but be careful. Put clear tape or a protector over the crack to avoid cuts, do not press on the damaged area, avoid water and do not charge in the heat. If the display is leaking dark liquid or the phone is heating at the cracked area, stop using it and get it checked sooner.
How much will it cost and how long will it take?
Panel rates depend on the model and shift with the market, and turnaround depends on whether the panel is in stock. We do not quote fixed prices or promised times in an article, because both would be wrong tomorrow. WhatsApp the Repairing Lab on 0345 7599995 with your phone model and a photo of the damage, and ask for the current rate and timing.
After the repair: how to protect the new screen
A new panel is worth protecting. Fit a good tempered glass or hydrogel protector on the day and use a cover with a slightly raised edge. We cover that in more detail in our guide on protecting a new phone with glass and a cover.
Visit Junaid Telecom
Junaid Telecom & Repairing Lab — Madrasa Banat Road, Mohalla Garah, Dhol Sikandar, Chiniot, Punjab. Open daily 8:00 AM to 9:00 PM.
- Repairing Lab WhatsApp: 0345 7599995
- Owner WhatsApp: 0345 7701965
- Staff WhatsApp: 0348 8651965
Shopkeepers and technicians from Lalian, Bhowana, Chenab Nagar, Jhang, Sargodha, Faisalabad and nearby towns can ask on WhatsApp about Sunlong panel supply for their own repair counters.