Longfian Scitech Co., Ltd., established in 2009 and headquartered in Baoding, China, is a specialized manufacturer and trading company focused on innovative oxygen solutions. Operating from a 20,000 square meter facility with a production capacity of 600,000 units annually, the company employs between 100 and 200 professionals. Longfian is a recognized leader in the research, development, and production of oxygen concentrators, serving diverse sectors including medical, homecare, industrial, veterinary, and plateau simulation. Their extensive product portfolio features medical oxygen concentrators (1L to 60L), portable pulse-flow units, hypoxic generators for altitude training, hyperbaric oxygen chambers, and ozone generators. The company also provides specialized equipment such as anesthesia machines, oxygen sensors, and EWOT (Exercise With Oxygen Therapy) systems.
As a qualified supplier to United Nations organizations including the WHO, UNICEF, and UNDP, Longfian maintains rigorous quality standards with ISO 13485, CE, and FDA certifications. The company is distinguished by its technical innovation, holding over 30 patents and achieving noise reduction levels as low as 33dB in its devices. They utilize advanced testing infrastructure, including acoustics labs and altitude simulation cabinets, to ensure product reliability. With a strong global footprint, Longfian exports to over 120 countries and offers OEM and ODM services to international partners. Their products are widely utilized for clinical oxygen therapy, industrial glass blowing, aquaculture, and high-altitude athletic training.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Own brandOwns and operates its own brands and manufacturing facilities.
Patented technologyHolds multiple product or process patents.
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dog therapy oxygene machine for animal oxygen chamber
0·0 reviews
dog therapy oxygene machine for animal oxygen chamber, Find Details and Price about 5L Oxygen Concentrator Veterinary Oxygen Concentrator from dog therapy oxygene machine for animal oxygen chamber - LONGFIAN SCITECH CO., LTD.$240
1-7L bird oxygen concentrator
0·0 reviews
1-7L bird oxygen concentrator, Find Details and Price about Portable Oxygen Concentrator Battery Oxygen Concentrator from 1-7L bird oxygen concentrator - LONGFIAN SCITECH CO., LTD.$99
5L Pet Vet Animal Hospital Oxygen Concentrator For Veterinary Clinics
0·0 reviews
5L Pet Vet Animal Hospital Oxygen Concentrator For Veterinary Clinics, Find Details and Price about Portable Oxygen Concentrator veterinary oxygen concentrator from 5L Pet Vet Animal Hospital Oxygen Concentrator For Veterinary Clinics - LONGFIAN SCITECH CO., LTD.$240
Portable oxygen concentrator is suitable for small animals to directly inhale oxygen
0·0 reviews
Portable oxygen concentrator is suitable for small animals to directly inhale oxygen, Find Details and Price about Portable Oxygen Concentrator Battery Oxygen Concentrator from Portable oxygen concentrator is suitable for small animals to directly inhale oxygen - LONGFIAN SCITECH CO., LTD.$99
Animal Oxygen Concentrator 5L for Medium Dog Cat Inhalation Oxygen Therapy Chamber
0·0 reviews
Animal Oxygen Concentrator 5L for Medium Dog Cat Inhalation Oxygen Therapy Chamber, Find Details and Price about Oxygen Concentrator 5L Animal Oxygen Chamber from Animal Oxygen Concentrator 5L for Medium Dog Cat Inhalation Oxygen Therapy Chamber - LONGFIAN SCITECH CO., LTD.$290
Puppies Medium Dog Cat Inhalation Oxygen Device for Pet ICU Oxygen Chamber
0·0 reviews
Puppies Medium Dog Cat Inhalation Oxygen Device for Pet ICU Oxygen Chamber, Find Details and Price about Veterinary Oxygen Pet Oxygen Cage from Puppies Medium Dog Cat Inhalation Oxygen Device for Pet ICU Oxygen Chamber - LONGFIAN SCITECH CO., LTD.$240
oxygen for dogs animal 5L pet oxygen concentrator
0·0 reviews
oxygen for dogs animal 5L pet oxygen concentrator, Find Details and Price about vet oxygen concentrator concentrated vet oxygen from oxygen for dogs animal 5L pet oxygen concentrator - LONGFIAN SCITECH CO., LTD.$240
120L Hypoxic Training Buffer Bag With Mask & Strap 6500m Altitude Simulation Equipment for Running and Fitness
4.6·52 reviews
120l Hypoxic Training Buffer Bag With Mask & Strap 6500m Altitude Simulation Equipment For Running And Fitness - Buy 100lpm Simulated Altitude Hypoxic Generator Accessiores
hypoxic Training Buffer Bag
accessories For Training
120l Buffer Bag Hypoxic Training
tpu Bag Product on Alibaba.com$4623.15
Most Popular 1000L Reservoir Bag Buffer Bag With EWOT Oxygen Conentrator Bag Stored Oxygen
4.6·52 reviews
Most Popular 1000l Reservoir Bag Buffer Bag With Ewot Oxygen Conentrator Bag Stored Oxygen - Buy 10l Oxygen Concentrator With 1000l Reservoir Bag
ewot Therapy System Reservoir Ewot 1000l Bag
ewot Training System 1000l Ewot Bagewot Oxygen
oxygen Ewot
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exercise With Oxygen Therapy
ewot System
ewot Oxygen Concentrator 10 Lpm
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ewot Treatment Product on Alibaba.com$119.2
Longfian 1000liter Reservoir Bag Buffer Bag with EWOT Use for Treat Chronic Illnesses Diabetes Cardiac Disease
4.6·52 reviews
Longfian 1000liter Reservoir Bag Buffer Bag With Ewot Use For Treat Chronic Illnesses Diabetes Cardiac Disease - Buy 10l Oxygen Concentrator With 1000l Reservoir Bag
ewot Therapy System Reservoir Ewot 1000l Bag
ewot Training System 1000l Ewot Bag Product on Alibaba.com$505.42
Oxygen Concentrator Special Flow Splitter for Oxygen Generator 5 Ways Outlets Can Be Customized
4.6·52 reviews
Oxygen Concentrator Special Flow Splitter For Oxygen Generator 5 Ways Outlets Can Be Customized - Buy Oxygen Flow Distributor
oxygen Distributor
oxygen Flow Controller Product on Alibaba.com$99.9
Reviews
4.6
42 reviews
“ customer service (4)“ customer service (4)
“ fast shipping (3)“ fast shipping (3)
“ Good supplier (3)“ Good supplier (3)
“ With pictures (21)“ With pictures (21)
“ With videos (4)“ With videos (4)
Customers
MODITECH
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Certifications
ISO 13485
4
International Organization for Standardization 13485
CE
4
Conformité Européenne
FDA
2
FDA Compliance
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Key export market
🇮🇳 India🇮🇳 India
🇲🇽 Mexico🇲🇽 Mexico
🇺🇸 United States🇺🇸 United States
🇻🇳 Vietnam🇻🇳 Vietnam
🇷🇺 Russia🇷🇺 Russia
🇰🇿 Kazakhstan🇰🇿 Kazakhstan
🇨🇴 Colombia🇨🇴 Colombia
🇺🇦 Ukraine🇺🇦 Ukraine
🇧🇷 Brazil🇧🇷 Brazil
🇵🇰 Pakistan🇵🇰 Pakistan
🇰🇪 Kenya🇰🇪 Kenya
🇲🇳 Mongolia🇲🇳 Mongolia
🇹🇷 Turkey🇹🇷 Turkey
🇨🇱 Chile🇨🇱 Chile
🇧🇩 Bangladesh🇧🇩 Bangladesh
🇲🇾 Malaysia🇲🇾 Malaysia
🇹🇿 Tanzania🇹🇿 Tanzania
🇧🇴 Bolivia🇧🇴 Bolivia
🇺🇬 Uganda🇺🇬 Uganda
🇨🇷 Costa Rica🇨🇷 Costa Rica
EuropeEurope
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Longfin International is a private high-tech manufacturer and trading company established in 2005 and headquartered in Shenzhen, China. Operating with a workforce of 200 to 300 employees, the company maintains a 1,500-square-meter factory and dedicated R&D facilities focused on proprietary intellectual property in the field of micro-projection technology. Longfin International specializes in the research, development, and production of advanced optical solutions, including micro projector modules, light engine modules, and optical modules. Their diverse product portfolio features mini portable projectors, pico projectors, home cinema systems, and specialized hardware such as projector mobile phones. Beyond projection technology, the company offers portable digital microscopes, USB microscope cameras, and pocket digital magnifiers. As an OEM provider, Longfin International focuses on upstream core technologies and modern production processes, implementing a comprehensive quality assurance system to serve global distributors and consumers with high-performance digital devices.
Shenzhen Longfeng Intellectual Science Technology Co., Ltd, established in 2006, is a manufacturer and trading company based in Shenzhen, China, specializing in CCTV systems, public security systems, and optical systems. The company operates as an OEM, ODM, and contract manufacturer, with a dedicated R&D department focused on developing new optical lenses. Their product range includes CCTV lenses, board lenses, PC/DSC camera lenses, day-night infrared lenses, CCD/CMOS lenses, and dome cameras. With 11 to 50 employees, Shenzhen Longfeng Intellectual Science Technology Co., Ltd is an ISO 9001-certified enterprise, also holding RoHS and CE certifications. They utilize advanced inspection equipment from Japan and Taiwan to ensure product quality. The company has a history of collaboration, including being a China area agent for GE security for sixteen years.