Quality Control

Proof that stays as quiet as the product.

AELEIN quality control connects material review, finish inspection, water testing, assembly checks, packaging review, and documentation support for refined faucet programs.

Request a Quote Design & Manufacturing

Quality control map

Before shipment

AELEIN faucet water pressure testing — Pressure test

AELEIN faucet salt spray testing — Salt spray

AELEIN faucet surface inspection — Surface check

01 Surface

Finish tone, texture, visible coverage.

02 Function

Cartridge feel, handle movement, flow.

03 Assembly

Fit, connection details, installation logic.

04 Package

Labels, manual, carton references.

Control points

Checks that protect product feel, surface quality, and shipment confidence.

Surface

Finish review before the product leaves the line.

Visible surface, tone, texture, plating coverage, and handling marks are checked so chrome, brushed gold, matte black, and custom finishes stay consistent.

Finish toneTextureVisible surface

Function

Water control and handle movement must feel composed.

Cartridge feel, pull-down movement, spray function, connection details, and water-pressure behavior are reviewed before packing.

Cartridge feelWater flowConnection check

Packaging

Product protection continues into the carton.

Packaging, labels, manuals, accessories, and carton references are checked for retail, wholesale, project, and private label programs.

Carton labelManualSpec reference

Process

From visible surface to final carton.

Material review

Confirm body material, cartridge selection, waterway requirements, and visible component condition.

Surface inspection

Review finish tone, surface coverage, scratches, handling marks, and approved sample direction.

Function check

Check handle movement, spray response, docking behavior, flow, and water-pressure performance where required.

Shipment readiness

Confirm carton, label, manual, accessory set, spec references, and project documentation before dispatch.

Testing path

AELEIN quality control is built around a simple idea: a refined product must still survive normal installation, daily water use, cleaning, packaging, and shipment.

Selected programs can include pressure testing, surface inspection, salt spray testing, assembly review, and documentation checks according to product type and buyer requirements.

Certificate and report support

Certification and test-report wording should always follow the actual product, market, and document scope. For professional buyers, AELEIN can prepare a clearer document path before order confirmation.

Proof system

Manufacturing, material, finish, QC, and documents made scannable.

This proof layer turns AELEIN manufacturing information into a launch-ready evidence path for DTC confidence and B2B review.

Wholesale Proof Request Files

FactoryKaiping, Jiangmen production base

AELEIN is the international faucet brand of Kaiping Zhongxu Sanitary Ware Technology Co., Ltd. (registered Chinese name: 开平市中序卫浴科技有限公司), located at No. 18 Tangliang Road, Shuikou Town, Kaiping, Jiangmen, Guangdong, China.

ComplianceCertificate and report package

Certification and compliance documents are reviewed by model, target market, and project scope.

MOQBuyer planning ranges

MOQ is confirmed by model, finish, packaging scope, and order requirements during quotation.

Lead timeSample and production timing

Sample timing is confirmed after the model, finish, packaging, document, and destination requirements are reviewed. Production timing is quoted after sample approval, order scope, packaging files, and destination requirements are confirmed.

QCInspection path

Quality-control requirements are reviewed by model and order scope, including finish, function, assembly, packaging, labels, manuals, and shipment documents where applicable.

After-salesOrder support

Support routing covers packaging review, warranty review, replacement-part planning, and after-sales communication by order scope.