STN Character Dot Matrix Display Screen Module 40x4 High-Definition Blue Yellow

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.

1. who are we?
We are based in Guangdong, China, sell to South Asia (60.00%), Africa (20.00%), North America (10.00%), Southeast Asia (10.00%). There are total about 11-50 people in our office.

2. how can we guarantee quality?
Always a Pre-production sample before mass production; Always final Inspection before shipment; We have obtained ISO 9001 certification, standard. 8 quality inspection checkpoints are set up in the entire production process, from glass etching accuracy (tolerance ≤0.05 mm), back light brightness uniformity (deviation ≤5%) to finished product electrical performance testing (no light leakage, no dark segments), all using industry-leading testing equipment (e.g., high-precision optical detectors, high-low temperature cycle test chambers). The defective rate for bulk delivery is ≤0.05%, with a 2-year warranty. In case of quality problems within the warranty period, new products will be reissued for free within 48 hours, and we will bear the return and exchange shipping costs.

3.what can you buy from us?
Custom LCD, Character LCD Module, Graphic LCD Module, Speedometer LCD Module,Fuel Dispenser LCD Display Board. We have 2 fully automated production lines with flexible production capacity—small-batch trial production (50-100 pieces) is completed within 10 days, large-batch orders (10,000+ pieces) are delivered within 25 days, and emergency production mechanisms can be activated for urgent orders (e.g., 200 pieces delivered in 12 days). Core materials (high-alumina silicon glass, high-brightness LED) are covered by long-term agreements with 3+ top suppliers, ensuring sufficient inventory to avoid delivery delays caused by material shortages. We support on-site pickup and national logistics distribution.

4. why should you buy from us not from other suppliers?
We provide "one-on-one" exclusive customer service docking, with real-time progress feedback throughout the process from demand communication, drawing confirmation to order delivery. Free sampling is supported (first trial samples are free, only shipping costs need to be borne), and bulk contracts are signed after sample confirmation to reduce procurement risks. Quotations are transparent with no hidden costs (e.g., mold fees and development fees are fully refunded when the batch reaches 5,000 pieces).

5. what services can we provide?
Accepted Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU;
Express Delivery: DAF, DES；
Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, CHF;
Accepted Payment Type: T/T, L/C, D/P D/A, , Credit Card, PayPal, , Cash, Escrow;
Language Spoken: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian.