
crosign Crosign Scientific Selection
“Is a product good? Science speaks for itself!”
Scientific data analysis, debunking marketing hype, focusing on core functionality,
Get the best and most effective products at reasonable prices!
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In-house R&D, Science First
The Crosign team consists of alumni from NTU Science & Engineering, with extensive R&D experience in tech and deep expertise in scientific experiment design.
All our self-developed products undergo objective, rigorous testing. Results are honestly disclosed regardless of outcome. We manufacture and sell only after scientific testing proves superiority over market alternatives.



Scientific Testing, Objective Selection
Market products are overwhelming, each making extravagant functional claims.
Are you buying a product, or buying a merchant's marketing hype?
Can you tell real unboxing reviews from sponsored posts?
Are big brands better, or emerging boutique brands?
Don't worry, let Crosign handle the selection for you!
We focus on the core functionalities of commercial products,
Evaluate fairly with scientific experiments to debunk exaggerated advertising terms,
Shop with us, and you will never be misled again.
About Brand & Team
“crosign Scientific Selection』為沐內設計股份有限公司旗下品牌之一。
Our team is composed of alumni from NTU Mechanical & Electrical Engineering, NTHU Photonics, etc.,
Moonana Design was founded in 2013, focusing on product design contracting and self-branded products.
In 2016, we launched our first commercial brand “Xpure”,
pioneering the world's only eco-friendly, washable anti-PM2.5 product line.
After establishing a strong foundation in Taiwan, we look to the global stage to showcase Taiwanese technology.
Since our team is primarily composed of engineering geeks,
we examine everything through data and specifications—shopping included!
We are naturally skeptical of product marketing claims,
prefer toverify them through our own experiments, andexcel at cross-referencing domestic and international academic papers.
Over time, this became our core corporate culture.
This made us wonder: can this culture benefit our consumers?
Thus, creating Crosign was like a bold, large-scale social experiment,
selecting products we've thoroughly researched and presenting our scientific findings in an accessible way.
Under the condition ofZero Sponsored Content,
we tell consumers which product is better and which brand is most honest and reliable.
We even compare products from Western countries, Japan, and Korea to analyze pros and cons.
And from a scientific perspective, we evaluate whether we can make better products within a reasonable budget.
“Upholding a spirit of science, in-house R&D, and objective selection,
providing consumers with the most effective and user-friendly products within reasonable prices.”
This is the core philosophy of the Crosign brand!


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Want to unveil the mysteries of cutting-edge technology with us?
Want to see how pseudo-science tries to turn black into white?
Want to know which product is truly worth buying?
Can Crosign's in-house R&D beat existing market products?
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