How to Compare Premade Fan Quality Across Multiple Sample Batches

Comparing premade fan samples from different batches requires a controlled, specification-based approach. To reach a reliable conclusion, evaluate batches only when they share the same material, thickness, curl, length range, row layout and volume fan designation. Then support the comparison with documented incoming, functional, finished-product and pre-shipment checks.

Start with a Like-for-Like Specification Comparison

The most important rule in premade fan quality evaluation is to avoid comparing different configurations as though they were identical. Before reviewing appearance or performance, confirm that each sample batch was made according to the same requested specifications.

Available material selections include Korean PBT fiber, silk and cashmere. Thickness options are 0.03mm, 0.05mm and 0.07mm, while length choices range from 6mm to 18mm and may also be supplied in mixed-length formats. Curl options include J, B, C, CC, D, DD, L, L+, M, LC and LU.

When these variables are held constant, differences between sample batches are easier to identify and document. This helps distinguish normal variation from an incorrect material, curl, length combination or production configuration.

Verify the Premade Fan Format and Volume Option

In addition to fiber and dimensional specifications, inspect the presentation and configuration of every batch. The product format is a 12-row narrow premade volume fan, available in 6D, 8D, 10D, 12D and 20D options.

Check whether each tray has the requested row arrangement and whether the stated fan designation matches the order requirement. For example, a 10D sample should be compared only against another 10D sample with the same material, thickness, curl and length format. Comparing unmatched options can lead to inaccurate quality conclusions.

Use a Four-Stage Quality Review Process

A structured inspection process provides a clearer basis for reviewing consistency across several premade fan batches. Quality control can be assessed through incoming inspection, functional testing, finished-product inspection and pre-shipment inspection.

Incoming Inspection

Confirm that the received materials and product labels correspond with the approved sample specifications. Record the batch number, selected fiber type, thickness, curl, length and fan option before further evaluation.

Functional Testing

Review whether the fan structure, curl format and selected configuration are suitable for the intended lash application. Professional lash artists may also assess whether the chosen style works with their preferred tweezers, adhesive systems and extension techniques.

Finished-Product Inspection

Compare completed trays for consistency in the 12-row presentation, narrow fan format, stated volume option and selected length arrangement. Keep notes and photos of any confirmed difference between batches.

Pre-Shipment Inspection

Before shipment, verify that packaging, final product presentation and order specifications match the approved requirements. Inspection records can be requested to support batch comparison and quality documentation.

Premade Fan Batch Comparison Checklist

Who Can Use These Premade Fan Samples?

These premade fan options are suitable for professional lash salons, eyelash extension studios, freelance lash artists, mobile beauty providers, training academies and beauty schools. Salons and individual technicians can choose curls, lengths and volume designs based on their service requirements.

Training organizations can use different lash styles alongside adhesives, tweezers, practice tools and UV/LED lash lamps for practical demonstrations and student training. Reviewing multiple sample batches can also help schools and salons establish a consistent purchasing standard before placing larger orders.

Support for Confirmed Quality Concerns

If a batch presents a confirmed quality issue, record the affected specification, order details and visible difference before contacting the supplier. Technical support, product quality support and replacement for verified quality issues are available. OEM and ODM assistance can also be provided for buyers requiring customized lash products, private labeling or tailored packaging.

The company reports FDA certification for eyelash extension products in the United States under certificate number 53-352156-140573. Its stated quality process covers incoming materials, production procedures, finished products, packaging and final inspection before shipment.

Frequently Asked Questions

Which factors should remain the same when comparing premade fan batches?

Keep the material, thickness, curl, length arrangement, row layout and volume designation identical. A valid comparison should use the same Korean PBT fiber, silk or cashmere option; the same 0.03mm, 0.05mm or 0.07mm thickness; the same curl; and the same 6D, 8D, 10D, 12D or 20D fan configuration.

How can I check whether several samples are consistent?

Use the four inspection stages: incoming inspection, functional testing, finished-product inspection and pre-shipment inspection. Document the selected specifications and note any verified deviation in material, curl, length, fan style or tray presentation.

What should I do if one sample batch does not match the approved specification?

Keep a record of the batch number, product specification and issue observed, then request technical or quality support. Replacement support is available for verified product quality issues.

Ordering and Final Recommendation

For the most accurate evaluation, order sample batches with matching specifications and compare them using a written inspection checklist. The minimum order quantity for samples is 1 piece, while customized orders start from 100 pieces. Standard delivery is stated as 7 days, and customized orders generally require 15-30 days.

Guangzhou Ruiju E-Commerce Co., Ltd. offers OEM/ODM customization, wholesale supply, private label services, bulk purchasing and flexible small-batch order options. For technical recommendations or product support, contact sales@ubemay.com.

About Us

Guangzhou Ruiju E-Commerce Co., Ltd., operating under the UBEMAY brand, supplies eyelash extensions, eyelash adhesives, lash accessories and UV/LED lash equipment for professional beauty applications. Founded in 2014, the company states that it operates a 5,000 sqm factory area and supports customized product development, including drying time, retention, humidity range, colors, fragrances, labels, bottles, caps and packaging.

Its product range includes eyelash extension glue, eyelash extensions, UV/LED lash glue, lash preparation products, aftercare products and eyelash extension accessories. Certifications listed by the company include FDA Cosmetic Product Listing for UV Eyelash Extension Glue and CE certifications for LED Lash Glue Curing Lamps.