about Us
RETRO SWEAR
RetroSwear is dedicated to exploring classic menswear culture, drawing inspiration from garments left by past generations.
We believe that truly collectible clothing does not lose its value over time.
From American military apparel, workwear culture, campus athletic styles, to everyday menswear classics, we re-examine those design elements that have stood the test of time, integrating retro spirit into modern cuts.
Each RetroSwear piece emphasizes fabric quality, fit proportions, and craftsmanship details, aiming to create everyday clothing that can be worn for a long time and accompany life.
We do not chase fleeting trends but instead reorganize classics to create wardrobe choices for contemporary men.
Brand Philosophy
TIMELESS CLASSICS
Classics do not fade with time
We believe that a good piece of clothing should endure through time, rather than only exist in a particular fashion season.
EVERYDAY UNIFORM
Everyday menswear
From work, travel to urban living, we create clothing that is truly suitable for daily wear.
BUILT TO LAST
Designed for long-lasting wear
Emphasizing fabric, structure, and details, allowing garments to leave their own marks over time.
About SANSI TECH LIMITED
SAN.SI TECH LIMITED was established in 2021, focusing on the creation of menswear and lifestyle brands.
In 2025, we officially upgraded our brand image, centering on RetroSwear, focusing on the fusion of classic menswear, retro culture, and modern lifestyles.
We hope to convey respect for past classics and explore future lifestyles through clothing.
Shopping Assurance
We are committed to providing a safe and convenient shopping experience.
We collaborate with international logistics service providers to offer stable and reliable delivery services, ensuring that every customer can receive their products with peace of mind.
If the product does not meet your expectations, we provide comprehensive after-sales service to assist with return and exchange requests.
Contact Information
Company Name｜SAN.SI TECH LIMITED
Company Address｜Room A17, 29th Floor, Ningjin Center, 7 Chengye Street, Kwun Tong, Hong Kong
Customer Service Email｜service@retroswear.com
Customer Service LINE｜https://lin.ee/ZL9dble
Customer Service Phone｜+852 57455725