We can provide free samples (excluding nucleating agent products). Based on customer needs, we offer up to 1kg of sample for trial use free of charge. Any excess weight must be paid by the buyer. All samples sent by our company are delivered on a collect-on-delivery basis. Thank you for your understanding.

The prices listed online are for reference only. Product prices fluctuate frequently. For purchase inquiries, please call 0757-66871832 or contact our Wangwang customer service for confirmation before placing an order.

We can issue a standard 13% VAT invoice for all raw materials. The invoice name, quantity, and unit price are all itemized to ensure accuracy and reduce any concerns.

Due to regional differences, shipping costs vary significantly. Our unified quotation is based on ex-factory price including tax. If you need a delivered price including tax, please provide an accurate delivery address, product name, and quantity so we can provide an accurate quote.

If you encounter damaged packaging that affects usage, please sign the delivery list provided with the goods (noting the actual receipt condition) to facilitate our communication with the logistics company.

Our products are packaged according to standard specifications, allowing for a tolerance of ±0.2KG per package.

Yes, we can conduct relevant tests based on the samples you provide and then offer materials that meet your requirements at a higher cost-performance ratio.