FREQUENTLY ASKED QUESTIONS
Yes. Sample orders are available for quality evaluation. Sample and shipping costs are charged initially and may be credited toward a subsequent bulk order, subject to the order value and agreed terms.
Yes. We provide OEM and ODM services, including customized dimensions, materials, filtration efficiency, branding, labeling and packaging. Please send us your drawings, specifications, samples or OEM part numbers for evaluation.
Sample orders normally take 3–5 working days. Bulk orders generally take 7–15 working days after the deposit is received and all technical details are confirmed. The actual lead time depends on product specifications and order quantity.
We generally accept T/T, with a 30% deposit and the remaining 70% paid before shipment. L/C at sight and Alibaba Trade Assurance may also be available, subject to order confirmation.
We follow strict quality-control procedures covering raw-material inspection, production-process inspection and final inspection before shipment. Product dimensions, structure, appearance and filtration performance are checked according to the confirmed specifications.
Please contact us with photos, videos and the relevant order information. After verification, our after-sales team will provide an appropriate solution, such as replacement, replenishment or another mutually agreed arrangement.
We are a filter manufacturer and exporter based in Xinxiang, Henan, China, with our own production facilities and over 20 years of industry experience. Factory visits and video inspections are welcome.
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