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The Founder · Xianwei Textile / Mibein

Lou Saiying

娄赛英 · FOUNDER, GENERAL MANAGER & CHAIRMAN

Engineer by training. Fabric maker by conviction.

A dyeing and finishing engineer with about 30 years in textiles, who built Xianwei Textile into a functional knit fabric maker and helped draft China's national standard for knitted T-shirts.

Work with our team →About Mibein
Lou Saiying, founder of Xianwei Textile and Mibein
2007Founded Xianwei

Leadership

The height of a company is set by its leaders. At Mibein, that standard starts with our founder.

I

Technical depth

Her career began in a dye laboratory, matching recipes and making lab samples. Colour, hand feel and function are where she still spends her attention.

II

Industry standing

A main drafter of China's national standard for knitted T-shirts, and a vice president of the Guangdong Garment Association.

III

A long-term view

Nearly two decades building Xianwei Textile, and working with textile schools to train the next generation of fabric engineers.

~30years in textiles, from dye lab to mill management
2007founded Xianwei Textile in Guangzhou
GB/T 22849national standard she helped draft (2024 edition)
50+apparel brands that have worked with us on their fabrics

The journey

From the dye lab to the knitting floor

Colour, hand feel and function are decided in yarn selection, dyeing and finishing. That is where her career started, and it still shapes how Mibein develops fabric.

  1. 1992–1995

    Engineering degree

    Studied dyeing and finishing engineering (now light chemical engineering) at Hunan Institute of Engineering.

  2. 1995

    The dye laboratory

    Moved to Guangdong and started in the laboratory of a state-owned dyeing mill in Zhaoqing, matching dye recipes and making lab samples.

  3. Earlier career

    Textile groups

    Worked at textile groups including Fu'an and Tianhong, as general manager of the knitting business unit.

  4. 2007

    Xianwei Textile

    Working with Tianhong Textile, registered the Xianwei name and entered the fabric market.

  5. 2021

    Functional knits

    Moved the company into developing and producing high-end functional synthetic knits.

  6. 2024

    National standard

    Named among the main drafters of GB/T 22849-2024; appointed to the Guangdong Textile Science and Technology Expert Technical Committee.

  7. 2026

    Partners and alma mater

    Xianwei exhibited in the SORONA® alliance pavilion at Intertextile Shanghai; Hunan Institute of Engineering invited her back to speak and to start school-enterprise cooperation.

Titles and credentials

Roles she holds

Behind every Mibein fabric is a founder who has spent her whole career on the technical side of textiles. These roles reflect the professional standing and industry trust she has earned, and the level of expertise she brings to every customer project.

01Founder, General Manager and ChairmanXianwei Textile (广州纤纬纺织品有限公司), the company behind the Mibein brand.
02Dyeing and finishing engineerHunan Institute of Engineering, class of 1995; invited back as a distinguished alumna in 2026.
03Main drafter, GB/T 22849-2024China's national standard Knitted T-shirt, in force since 1 October 2024.
04Vice President, Guangdong Garment Association广东省服装协会, the provincial apparel industry association.
05Vice President, Zhongda Textile Chamber of Commerce中大纺织商会, a Guangzhou textile trade chamber.
06Member, Guangdong Textile Science and Technology Expert Technical Committee广东省纺织科技专家技术委员会, appointed 29 June 2024; also a member of the Guangdong Textile Engineering Society.
Expertise
you can
verify

The standard behind the Mibein brand

A trained dyeing and finishing engineer, a main drafter of China's national standard for knitted T-shirts, and a vice president of the provincial apparel association. When you develop fabric with Mibein, your project is led by people who know how a finished garment is judged.

In the field

On the stand, with the team

At trade shows she is on the stand herself, walking buyers through fabrics and listening to what their garments need.

Xianwei Textile at Intertextile Shanghai Apparel Fabrics, 2024.
Lou Saiying with a visitor at the Xianwei Textile booth, Functional Textiles Shanghai 2025
Lou Saiying (left) with a visitor at the Xianwei booth, Functional Textiles Shanghai, 2025.
Lou Saiying with Steve Ackerman, CEO of Covation Biomaterials, at the SORONA partner dinner, August 2026
With Steve Ackerman, CEO of Covation Biomaterials, at the SORONA® partner appreciation dinner, 26 August 2026.
The Xianwei Textile team at its booth, Intertextile Shanghai 2026
The Xianwei team at our booth, Intertextile Shanghai Apparel Fabrics, 2026.

Industry contribution

Helping set the standard

GB/T 22849-2024 is China's national product standard for knitted T-shirts. It replaced the 2014 edition and sets the quality requirements and test methods brands and laboratories use, including dimensional stability, colour fastness and pilling.

  • Xianwei Textile is a council member of the China Knitting Industry Association.
  • Xianwei Textile is a SORONA® supply-chain partner; fabrics such as C23517, P35052 and XWT1527 use Sorona® fiber.
  • The company works with textile schools on development, internships and training.

Official record

GB/T 22849-2024

Knitted T-shirt · 针织T恤衫

Issued
15 March 2024
In force
1 October 2024
Replaces
GB/T 22849-2014
Drafting organisation
Xianwei Textile (广州纤纬纺织品有限公司)
Main drafter
Lou Saiying (娄赛英)
View on SAMR platform

Work with us

Develop your next fabric with a team led by an engineer.

Send the garment or fabric code, the colours and a rough quantity to Lisa Tan at Lisa@mibeintex.com. We will match stock fabrics or develop one for your use case.

Contact usWhatsApp +86 13826187886
Sources (in Chinese): GB/T 22849-2024 record, SAMR · Hunan Institute of Engineering alumni interview (2021) and news report (June 2026) · China Textile News (March 2024) · Guangdong Textile Engineering Society newsletter, issue 18, 2024 · Sina News on the SORONA® alliance, 2026 · Xianwei Textile company introduction (October 2026). Sorona® is a registered trademark of Covation Biomaterials.
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