Utility & Innovation Patents
Tertiary Hospital Partners
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Dedicated to Nasal Care
About Lean
Founded in 2010, Lean (Beijing) Pharmaceutical Technology Co., Ltd. specializes in the R&D and manufacturing of nasal care medical devices. For over sixteen years, we have held one unwavering belief — that every rhinitis sufferer deserves safe, effective, and professional care products.
With 83 patents (including 19 invention patents) and deep partnerships with over 200 Grade-A tertiary hospitals across China, Lean is one of the most trusted nasal care brands among ENT specialists. Our manufacturing base, located in the Guiyang Gui'an New District High-End Equipment Industrial Park, operates in full compliance with medical device GMP standards.
Contact UsENT specialists from Beijing Children's Hospital co-develop with product engineers, guided by clinical data
Class 10,000 cleanroom facility in Guizhou — all products certified as Class II medical devices
Millions of user data points inform age-specific precision care that addresses every stage of nasal health
Mature supply chain and omni-channel capabilities — building the new ecosystem of nasal health together
Products
Co-developed with Beijing Children's Hospital · Choking rate <3%
Smallest form factor on market · Clearance rate >99%
Medical-grade adjustable nasal irrigator
4-in-1: Irrigate · Filter · Deliver · TCM — 90%+ utilization boost
High-purity soothing nasal rinse salt
EDI ultra-pure water filtration technology
LN14BE3 Adjustable Nasal Irrigator — 6-Type Dedicated Nozzle Kit
Expertise
Officially recognized by the Beijing Municipal Bureau of Economy and Information Technology — a mark of technological innovation and industry specialization
Jointly certified by the Ministry of Science & Technology, Ministry of Finance, and State Taxation Administration — national recognition of sustained R&D investment
Actively engaged in industry development, working with top manufacturers to advance nasal care standards
Recipient of multiple authoritative industry honors including the Innovation & Entrepreneurship Competition Second Prize and Customer Satisfaction Certification
A portfolio of 83 patents (19 invention patents + 5 design patents + utility models), with core proprietary technologies — hydro-powered precision irrigation, gentle micro-mist atomization, and more — continuously building competitive moats
News & Updates
An in-depth look at the core mechanisms of nasal irrigation — mechanical cleansing, ciliary repair, osmotic regulation, and post-operative care — and its critical role in mucosal recovery and micro-environment regulation.
Read More →The all-new electric nasal irrigator series was officially launched — AI-assisted irrigation modes drew widespread industry attention.
Read More →The two parties will collaborate on product R&D, channel expansion, and digital health management platform development.
Read More →Recognized once again by industry authorities for sustained innovation in the nasal care sector.
Read More →Why Lean
From our Beijing R&D hub to the Guizhou smart manufacturing base, Class II medical device precision is built into every detail. 83 patents, full regulatory compliance, rock-solid quality
Optimized for Asian nasal anatomy — precisely controlled water pulse and temperature. No irritation, no choking — an exceptional user experience that drives satisfaction and word of mouth
We transform a "medical procedure" into a "lifestyle." Because it's so comfortable, users want to stick with it daily — driving natural repurchase and sustainable revenue
Medical-grade polypropylene, BPA-free, biocompatibility tested — safe for pregnant women and infants alike
Channel Strategy
Bridging online and offline — creating a virtuous cycle: discover online, experience offline, repurchase everywhere
Full presence on Tmall and JD.com — consistently ranking among the top in the nasal care category, delivering stable revenue and brand credibility
Active on Douyin (TikTok China) and Dewu — capturing Gen Z and trend-conscious millennial parents through an "educate + inspire" content loop
Present in nationwide pharmacy chains and near medical institutions — building deep trust through a "medical device" professional image, capturing prescription spillover and expert recommendations
Innovative expansion into health stations and group-buy community networks — creating experiential touchpoints that bridge the "last mile" of family health care
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