COMPANY PROFILE

At Shantou City YaPeiNi Knitting Underwear Factory, we specialize in designing and manufacturing innovative and functional lingerie that blends comfort, confidence, and performance. Our core product lines include body shapers, period underwear, seamless panties, and bras — all crafted with premium materials and precision tailoring.

With a commitment to empowering women through smart design and sustainable practices, we offer solutions for everyday wear, active lifestyles, and special needs like menstrual protection. Partner with us for private labeling, OEM/ODM services, and full support from design to production.

1300㎡

FACTORY AREAS

1568+

SELF-DESIGNED

400+

TECHNICAL STAFF

40+

COUNTRIES SOLD

Our Factory

About Production

Manufacturing Process

women underwear factory sample room

We specialize in custom underwear manufacturing, tailored to your brand.
With our own production facility and a trusted network of textile partners, we offer end-to-end customization for shapewear, period underwear, seamless panties, and bras. From fabric sourcing and pattern design to private labeling and packaging, every order is crafted to match your unique vision — with flexibility, speed, and uncompromised quality.

Countries Shipped
0 +
Customers Served
0 +
Unique Parts Produced
0 +
sample room for women underwear

Sample Room

Review materials, trims, and styles to confirm product direction.

pattern making for women underwear

Digital Pattern Making

Use CAD software to create precise digital paper patterns.

plotter for underwear

Plotter for Pattern

Print paper patterns accurately for cutting preparation.

cutting for sampling underwear

Manual Cutting

Cut samples' fabric layers by machine using paper markers.

cutting for women underwear

Manual Cutting

Cut samples' fabric layers by hand using paper markers.

women garment sample sewing

Sample Sewing

Sew samples based on design for approval or fitting.

testing the size of underwear

Fitting on Mannequin

Fit sample on dress form to check silhouette and adjust.

fabric inspection

Fabric Inspection

Inspect fabric rolls for color, quality, and surface defects.

cutting table for underwear

Cutting Table

Cut fabric layers by machine using paper markers.

production line for sewing

Production Line

Mass produce garments with skilled workers.

production line of underwear factory

Production Line

Mass produce garments with skilled workers.

production line for women panties

Production Line

Mass produce garments with skilled workers.

quality check line

QC Inspection

Check size, stitching, fabric quality, and label details.

needle inspection

Needle Detection

Detect metal or broken needles to meet safety standards.

package line

Packing Line

Fold, bag, label and pack according to order details.

warehouse

Warehouse

Store finished goods and prepare for timely shipment.

Being Pro Since 2012.

Our Featured Certifications

We’ve dedicated three years to developing truly reliable women underwear—backed by 20+ patents and trusted eco-certifications like OEKO-TEX and GOTS—for comfort, confidence, and sustainability.

grs certificates
GRS
gots certificates
GOTS
bsci certificates
BSCI
oeko tex certificates
OEKO-TEX
gots certificates
GOTS
grs certificates
GRS
About Production

Our Cooperated Partners

clients with yapeini

We’ve sourced period underwear from several factories before, but none matched this supplier’s level of responsiveness and product reliability. Our customers love the fit and leakproof function.

5/5

Emily Zhang

Purchasing Manager

clients with us
Their seamless shapewear quality is outstanding. The samples matched production, communication was fast, and they even supported custom packaging. A trustworthy partner for our private label business.
5/5

Liam Carter

Brand Director

we are professional underwear manufacturing

Working with them was a game-changer. Their team helped us fine-tune sizing and materials for our European market, and the certifications (like OEKO-TEX and GRS) gave us a strong edge with eco-conscious retailers.

5/5

Sophie Dubois

Product Manager

Let’s work together

Get in touch today and receive a complimentary consultation.

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Certificates
bsci certificates
BSCI

Certificate number

173-003519-000

Validity period

Valid from 01/04/2022

The Business Social Compliance Initiative (BSCI) is governed by the amfori organization, providing a globally recognized framework for improving social performance in global supply chains. Focused on ethical sourcing and labour rights, BSCI applies to all sectors, including textiles, apparel, and consumer goods, ensuring that suppliers and manufacturers adhere to international labour standards and local regulations. Covering key areas such as fair wages, safe working conditions, no child or forced labour, and freedom of association, BSCI enables companies to monitor, assess, and improve working conditions in their facilities. Widely acknowledged in major markets across Europe and beyond, BSCI certification demonstrates a supplier’s commitment to ethical business conduct, responsible sourcing, and long-term social sustainability within the supply chain.

Certificates
gots certificates
GOTS

Certificate number

NO.GCL-8GO301468

Validity period

Valid from 01/09/2022

The Global Organic Textile Standard (GOTS) is governed by the International Working Group on Global Organic Textile Standard, certifying that textiles made from organic fibres – including apparel and home textiles – meet rigorous ecological and social responsibility criteria from raw material sourcing through production and processing. Widely recognised in key markets such as the EU and North America, this certification ensures products maintain organic integrity, comply with restricted chemical use and ethical labour practices, while demonstrating a supplier’s commitment to sustainable production and responsible supply chain management.

Certificates
grs certificates
GRS

Certificate number

NO.GCL-8GR301477

Validity period

Valid from 01/21/2022

The Global Recycled Standard (GRS), administered by Textile Exchange, certifies products containing recycled materials (e.g., textiles, apparel) to ensure compliance with ethical sourcing, traceability, and environmental requirements. The standard verifies the proportion of recycled content (minimum 20%), restricts the use of hazardous chemicals, and supports businesses in meeting compliance needs for sustainable claims across EU, North American, and global markets. Certification demonstrates suppliers’ commitment to circular economy practices, reducing resource consumption and waste generation while adhering to responsible production guidelines.

Certificates
oeko tex certificates
OEKO-TEX Standard 100

Certificate number

SH015 128140

Validity period

Valid from 04/03/2025

OEKO-TEX® certification is governed by the OEKO-TEX® Association, ensuring that textiles and leather products meet strict safety and environmental standards throughout the production process. Applicable to all stages – from raw materials to finished goods including apparel, home textiles, and accessories – OEKO-TEX® standards verify the responsible use of chemicals and safeguard human health. The most widely recognized label, STANDARD 100 by OEKO-TEX®, confirms that every component of a product has been tested for harmful substances and complies with globally harmonized criteria. Trusted across key markets in Europe, North America, and Asia, OEKO-TEX® certification demonstrates a supplier’s commitment to product safety, sustainable manufacturing, and consumer transparency in the global supply chain.