FAQ
General & Services.
Q1: Do you support OEM/ODM customization?
Yes. As a manufacturer based in Guzhen, we provide end-to-end OEM/ODM services, including logo branding, customized technical specifications (brightness, battery capacity), and unique structural designs to meet your local market requirements.
Q2: What is the typical lead time for bulk orders?
For standard products, the lead time is usually 10-15 days. For customized or large-scale engineering orders, it typically ranges from 20-30 days depending on the complexity and quantity.
Q3: How many rainy days can your solar lights last?
Our solar street and floodlights are equipped with high-capacity LiFePO4 batteries and smart power management systems, ensuring stable illumination for 3-5 consecutive rainy days.
Q4: What is the lifespan of the solar panels and batteries?
We use Grade-A monocrystalline silicon solar panels (25-year lifespan) and LiFePO4 batteries (over 2,000 cycles, approx. 5-8 years of daily use).
Q5: Are your portable power stations safe for indoor use?
Absolutely. Our power stations use Pure Sine Wave inverters and advanced BMS (Battery Management Systems) with multiple protections against over-heating, short-circuits, and over-charging, ensuring safety for both indoor and outdoor use.
Q6: Can your ESS systems be integrated with existing solar grids?
Yes, our ESS solutions are designed with high compatibility. We offer modular systems that can seamlessly integrate with most commercial and residential PV arrays to maximize energy independence.
Q7: Do your emergency lights meet international safety standards?
Yes, our products are designed and manufactured strictly in accordance with international fire safety and electrical standards (such as CE, RoHS, and relevant fire codes) to ensure compliance for engineering projects worldwide.
Q8: How long is the emergency duration during a power outage?
Our standard emergency lights and exit signs provide at least 90 to 180 minutes of continuous illumination, depending on the specific model and local regulations.
Q9: How do you ensure the quality of your products?
We implement a rigorous 4-step quality control process: Incoming Quality Control (IQC), In-Process Quality Control (IPQC), Final Quality Control (FQC), and a 24-48 hour aging test for every single unit before packing.
Q10: What certifications do your products have?
Our factory and products comply with major international standards, including CE, RoHS, and FCC. For specific engineering projects, we can also assist in obtaining localized certifications as required.
Q11: What are your accepted payment methods?
We typically accept T/T (Telegraphic Transfer), Xtransfer, and Western Union. For sample orders, PayPal .
Q12: What are your standard payment terms for bulk orders?
Our standard terms are a 30% deposit to start production, with the remaining 70% balance paid before shipment.
Q13: Which Incoterms do you support?
We primarily work with EXW (Guzhen/Zhongshan), FOB (Shenzhen/Guangzhou/Hong Kong), and CIF. We can also provide DDP services to certain regions upon request.
Q14: How are products protected for long-distance sea freight?
We use reinforced export-standard packaging, including 5-layer corrugated cartons and internal protective foam. For ESS and solar street lights, we also offer palletizing or wooden crate reinforcement to ensure zero-damage delivery.
Q15: What is the step-by-step process for a customized project?
The process includes: 1. Consultation & Requirement Analysis; 2. Technical Solution & Quoting; 3. Sample Production & Approval; 4. Mass Production; 5. Quality Inspection & Logistics.
Q16: What is your warranty policy?
We offer a 2 to 5-year warranty depending on the product line. If a quality issue occurs under normal use, we provide free replacement parts or new units in your next shipment.
