Часто задаваемые вопросы

Частые вопросы партнёров OEM/ODM и дистрибьюторов: закупки, образцы, оплата, доставка и другое.

Q1Are you a trader or a factory?

Integrated industry & trade — 8,000 m² own factory in Nanpi, Hebei. R&D, production and export in one, US$30M+ annual export.

Q2What is the MOQ?

OEM/ODM: as low as 1 unit for sampling. Regular models 10–50 units; custom projects quoted per solution.

Q3Sample lead time & cost?

Standard: 7–10 days. Custom: 10–15 days. Sample fee is deductible from your bulk order.

Q4Bulk delivery time?

Regular models: 30 days. Custom: 30–60 days. Urgent orders can be expedited — per contract.

Q5Payment methods?

T/T (30% deposit + 70% balance), L/C, PayPal (small amounts). Monthly settlement for long-term partners.

Q6Warranty period?

Industry-standard 3–5 years; select high-end series up to 10 years. Terms per contract.

Q7What customization do you offer?

Color, logo silk-print / laser engraving, BMS parameters, capacity (parallel expansion), packaging, multilingual manuals.

Q8Which countries? DDP available?

30+ countries across Europe, North & South America, Southeast Asia. FOB / CIF / DDP / EXW all supported, destination customs handled.

Q9Compatible inverters?

CAN / RS485 protocols — Growatt, Deye, Victron, SMA, Solis, Sungrow, GoodWe, Schneider, ABB and more. Custom protocols negotiable.

Q10Overseas warehouse & shipping time?

Overseas stocking for long-term partners (region-dependent). Sea freight 30–45 days, air freight 7–10 days.