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A: Hardware units ship with standard factory-default firmware. For proprietary programming software or specific firmware flashes required for legacy system compatibility, buyers must consult our technical support team during procurement to confirm licensing terms.
A: Absolutely. Our automated billing system generates itemized Proforma Invoices (PI) and Commercial Invoices containing corporate tax IDs, purchase order (PO) numbers, and explicit company details necessary to satisfy international corporate accounting and auditing standards.
A: Once a Proforma Invoice is issued and payment is confirmed, your pricing is legally locked. OKmarts absorbs any subsequent raw material price spikes, supplier price adjustments, or sudden export tariff increases, guaranteeing that the price you pay at checkout is final.
A: On the product list page, you can use the price filter to set your desired price range. The system will display products that meet your criteria, helping you find suitable items quickly.
A: Limited-time sales or flash deals usually occur within specific periods. You just need to visit the website when the activities start, select the desired items, and place an order to participate.
A: To change the email address associated with your account, please contact our customer service team and provide them with the necessary verification information. They will assist you in updating your email address.
May 03, 2026
Jan 02, 2025
High Efficiency
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