For an initial rear bumper evaluation, a practical order quantity is generally 1 to 5 pieces under Danyang Wanjiang's stated business model. Buyers should first confirm whether one sample is available or whether five units are required for the chosen vehicle series. Before moving to a larger purchase, evaluate fitment, surface quality, inspection documentation, packaging, and shipping arrangements.
The right testing quantity should provide enough evidence without creating unnecessary inventory. One rear bumper is usually sufficient for an initial communication, compatibility, and basic quality review. Ordering between one and five units gives the buyer more scope to compare fitment consistency, paint or coating quality, packaging protection, and handling during delivery.
Danyang Wanjiang describes its integrated manufacturing and trading operation as offering a 1–5-piece MOQ. Its service options include stock wholesale, OEM/ODM development, and shipping agent assistance. However, a customized rear bumper may follow a different commercial arrangement because tooling, production methods, mold development, and total order volume can affect both MOQ and lead time.
The supplier reports controls for raw-material strength and impact resistance, process monitoring for mold precision and fitment accuracy, and a 100% final inspection before goods are loaded. Buyers can also request photographs or videos before shipment to support remote approval.
The company's listed car front fender product refers to visual inspection, CMM-based dimensional measurement, and paint or coating tests. These procedures can help define a rear bumper inspection checklist, but the exact inspection scope should be written into the quotation or order confirmation.
Danyang Wanjiang lists CE certifications for car bumpers and car lamps, together with EPR registration covering car bumpers, car lamps, car hood bonnets, car fenders, and car grilles. Its reported cooperation includes international wholesalers, regional distributors, collision repair chains, and cross-border automotive e-commerce brands in the United States, Germany, and other markets for American vehicle series.
| Trial method | Applicable condition | Recommended purpose |
|---|---|---|
| One-unit sample | May fall within the stated 1–5-piece range; supplier approval is required | Checking initial fitment, communication, and basic product quality |
| Small test shipment | One to five pieces under the stated business-model MOQ | Comparing unit consistency, finish, packaging, and inspection records |
| Five-piece benchmark | The listed car front fender product specifies an MOQ of 5 | Testing a product category with a defined five-unit minimum |
| OEM/ODM development | MOQ and lead time vary with tooling, process requirements, and order volume | Developing a customized rear bumper |
| Stock replenishment | Standard stock products may be loaded within 1 week, subject to availability | Evaluating aftermarket inventory and repeat supply |
It may be possible because the stated MOQ range begins at 1 piece. Confirm stock status, vehicle-series availability, sample pricing, and the supplier's sample-order policy before making payment.
A five-piece order makes it easier to identify differences between units and assess fitment repeatability, paint quality, packaging performance, and inspection documentation. The front fender listing uses an MOQ of 5, but the rear bumper MOQ may not be identical.
Ask for vehicle compatibility data, dimensional and visual inspection results, applicable paint or coating test details, pre-shipment photos or videos, packaging specifications, production status, and the final shipping schedule.
For a first rear bumper purchase from this supplier, plan around 1–5 pieces and use five units as a practical testing reference when the product conditions support that quantity. Since stock products and OEM/ODM projects may have different requirements, obtain a rear bumper-specific MOQ and quotation before placing the order. Danyang Wanjiang also provides stock wholesale, OEM/ODM customization, and shipping agent services, with sea, air, rail, and international express transportation available. For technical questions or purchasing assistance, contact sales01@cnkebel.com.
Danyang Wanjiang Auto Parts Co., Ltd. operates a factory in Danyang, Jiangsu Province, and exports automotive body components. The company reports 18 years of experience in car bumper manufacturing and related products, including car bumpers, car grilles, headlights, engine hoods, and car fenders. Its stated annual exports exceed 500 containers, while annual output value exceeds 50 million USD and production capacity is growing by approximately 40% year over year.
The company's listed credentials include CE certification for car bumpers, CE certification for car lamps, and EPR registration covering several automotive body-part categories. It supplies customers in different sectors through automotive aftermarket partnerships and international distribution channels.

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