Before approving a premade fan lash order, use the confirmed sample and written purchase specification as the benchmark for every production batch. A batch should be rejected or held when the sample differs from the agreed material, thickness, length, curl, fan design, or tray presentation. It should also be stopped when required quality inspections show a nonconformity or when inspection records cannot be provided.
Premade fans should be evaluated against the exact option selected for the order, not against general expectations of how lashes should look. This range is available in Korean PBT fiber, silk, and cashmere materials. Thickness options include 0.03 mm, 0.05 mm, and 0.07 mm, while lengths range from 6 mm to 18 mm, including mixed-length trays.
Curl choices include J, B, C, CC, D, DD, L, L+, M, LC, and LU. Because the product includes narrow premade volume fan options, the agreed fan dimension and configuration must also be confirmed before production begins. Any variation from the approved combination means the sample is not a valid representation of the ordered batch.
Reject a sample when its stated or verified material is different from the material approved for the purchase order. The same standard applies to thickness, length, curl, fan style, and tray layout. For example, a 0.05 mm fan cannot be accepted for an order approved as 0.03 mm, even though both are available product options.
Length should be checked against the precise ordered size or agreed mix. A tray containing lashes within the general 6-18 mm product range may still be unacceptable if its individual lengths or mix arrangement do not match the order confirmation.
This offering is identified as a 12-row premade lash product. Confirm the required tray presentation, fan option, and layout in writing. If the delivered sample differs from the approved tray arrangement or selected fan configuration, place the lot on hold until the supplier provides a compliant replacement or mutually agreed resolution.
The available product information does not establish universal tolerance limits for fan symmetry, bonding performance, tray-count variation, or appearance. Buyers should therefore avoid creating unverified acceptance thresholds after production. Instead, document any required tolerances and visual standards in the purchase specification before the order is released.
The stated quality process includes incoming inspection, functional testing, finished-product inspection, and pre-shipment inspection. Request confirmation that the sample and the final production lot have been assessed through these stages. A reported failure at any stage is a valid reason to reject or hold the batch for investigation.
Missing quality documentation should be treated as an unresolved issue rather than proof of conformity. The approved sample, inspection records, and written order details together provide a practical and objective basis for deciding whether a shipment can be accepted.
| Review Item | Available Reference Options | Reason to Reject or Hold |
|---|---|---|
| Material | Korean PBT fiber, silk, or cashmere | The sample material does not match the material named in the approved order. |
| Thickness | 0.03 mm, 0.05 mm, or 0.07 mm | The tested or labeled thickness differs from the selected specification. |
| Length | 6-18 mm or mixed lengths | The lash length or agreed mixed-length arrangement is incorrect. |
| Curl and fan design | J, B, C, CC, D, DD, L, L+, M, LC, or LU; selected premade fan option | The curl, fan configuration, or approved sample appearance is not reproduced. |
| Quality control status | Incoming, functional, finished-product, and pre-shipment inspections | An inspection identifies a defect, or supporting inspection evidence is absent. |
Yes. The curl range is extensive, so a batch must match the specific curl chosen for the order. A different curl should not be accepted merely because it is another available option in the product catalog.
Yes. Acceptance depends on the exact ordered length or mixed-length plan. Being within the supplier's overall available length range does not make an incorrect tray compliant.
Confirm the material, thickness, length, curl, fan configuration, tray presentation, and inspection status. This process is particularly useful for professional lash salons, eyelash extension studios, lash training academies, and beauty schools that need reliable materials for treatment and instruction.
The supplier lists FDA certification for eyelash extension products and an FDA Cosmetic Product Listing for UV eyelash extension glue. These credentials apply to their stated product scopes and should be assessed separately from sample approval for premade fans. A Brazil wholesale cooperation case involving 10,000 trays of lash fans and accessories reported varied styles and consistent quality, but a previous customer experience does not replace inspection of a new order.
For the strongest purchasing control, approve the final sample before mass production, retain the written specification, and compare pre-shipment evidence against that approved reference. Guangzhou Ruiju offers wholesale supply, OEM/ODM customization, private-label service, bulk purchasing, and flexible small-batch orders. Custom orders for this product begin at 100 pcs, while samples have a minimum order quantity of 1 pc. For technical support, contact sales@ubemay.com.
Guangzhou Ruiju E-Commerce Co., Ltd. operates the UBEMAY brand for professional eyelash beauty businesses. Established in 2014, the company supplies eyelash extensions, adhesives, accessories, preparation and aftercare products, and UV/LED lash equipment. It has 50 employees and a 5,000 sqm factory area. Its development team provides customization for eyelash extensions, adhesives, labels, bottles, caps, and packaging to support OEM/ODM and private-label projects. The company lists FDA certification for eyelash extension products and an FDA Cosmetic Product Listing for UV eyelash extension glue, and serves customers across multiple industries.

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