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Frequently Asked

FAQ — answered plainly.

Specs, shipping, MOQ, payment — everything we get asked the most.

01 Can I add my logo?

Branded protective film and export packaging can be discussed for your coil order. Send your logo artwork, product specification and quantity. Confirm the design, cost and production requirements in the quotation before ordering.

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02 How is order quality checked?

Agree the grade, thickness tolerance, coating mass, paint system and inspection requirements before production. Request the mill test certificate and packing photographs for your order. Independent pre-shipment inspection can be arranged; confirm its scope and cost in advance.

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03 Where are your factory and export office?

ChinaCNU is the export brand of Shandong Ruitong New Materials Co., Ltd. The factory is in Boxing County, Binzhou, Shandong; the export office is in Qingdao. Review the certificate holder and scope on our certifications page and confirm the contracting entity on your quotation.

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04 Which coil products do you supply?

Our core range includes PPGI, GI galvanized steel coil, Galvalume and PPGL. PPGI uses a galvanized substrate; PPGL uses an aluminium-zinc coated substrate. Send your application, dimensions, coating requirements and quantity so we can confirm a suitable specification.

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05 Can you produce to my specification?

Send the steel grade, thickness and tolerance, width, zinc or aluminium-zinc coating mass, paint system, colour, coil weight and quantity. We confirm the available combination and acceptance criteria in writing. Custom colour and packaging requirements need approval before production.

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06 How are price and delivery confirmed?

Request an order-specific FOB Tianjin quotation with the product, grade, dimensions, coating, quantity and destination port. Production normally takes 15–20 days after deposit and specification or colour approval; ocean transit is additional. Payment terms, freight, inspection and any warranty must be agreed in the contract.

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07 How can I get a quote?

Email chinacnu01@gmail.com or contact WhatsApp +86 191 5431 6688. Include the product, grade, thickness, width, coating or paint system, colour, quantity and destination port. Specify whether you require FOB Tianjin or destination freight and any inspection documents.

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08 Are you a manufacturer?

ChinaCNU is the export brand of Shandong Ruitong New Materials Co., Ltd., with a factory in Boxing, Binzhou, Shandong and an export office in Qingdao. Request the company documents, certificate scope and factory inspection arrangements applicable to your order before contracting.

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09 What PPGI and GI thicknesses are available?

The published overall thickness ranges are PPGI 0.12–1.50 mm and GI 0.12–3.00 mm. Galvalume is listed at 0.12–2.00 mm. Availability depends on grade, width and coating; confirm whether thickness means base metal or the finished coated product in your quotation.

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10 Which quality documents should I request?

Request the mill test certificate for the ordered grade and dimensions, coating information, packing list and agreed inspection results. Review certificate holder, scope and verification status separately on our certifications page. Specify any independent inspection before the order is confirmed.

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11 Can you provide samples?

Contact the export team with the product, grade, thickness, coating and colour you need. Sample availability, courier cost and any sample approval procedure are confirmed individually before dispatch.

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12 What support is available for export orders?

Our export team helps confirm coil specifications, quotation details, packing requirements and order documents. Send your destination port and inspection needs with the enquiry. Freight, delivery arrangements and document requirements are agreed for each order.

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13 When will I receive a quotation?

We aim to reply to enquiries within 24 hours. A complete quotation may require confirmation of grade, coating, colour, quantity and destination freight. Email chinacnu01@gmail.com or send these details by WhatsApp to +86 191 5431 6688.

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14 What payment terms are available?

T/T and L/C at sight can be discussed for export orders. Confirm the deposit, balance-payment milestone, bank details and required documents in the signed contract before making payment.

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15 How can I verify the factory and supplier?

ChinaCNU is the export brand of Shandong Ruitong New Materials Co., Ltd. The factory is in Boxing, Binzhou, and the export office is in Qingdao. Check the contracting entity, certificate holder and scope, order-specific mill documents and factory inspection arrangements before ordering.

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16 What is your minimum order quantity?

Our standard export MOQ is 25 tonnes. Confirm how this applies to each product, thickness and colour before ordering. Samples, trial orders and mixed specifications need an individual quotation; a website specification is not a stock or production commitment.

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