We are Longfian 
Longfian Scitech Co., Ltd, a leading manufacturer, specializing in oxygen solutions for 25 years, has been professionally dedicated to R&D, production and marketing of various oxygen concentrators which include medical oxygen therapy, indoor oxygen supply, plateau simulation, industrial, veterinary and other fields. Longfian is headquartered in Baoding, China. We have 520 employees, covering an area of 40,000 square meters, with annual production capacity of 1.5 million units.
2 Million Praises from Worldwide 
All of our products comply with ISO13485 quality managing system and some models obtained CE and FDA certificates. in the meantime, our technology and R&D team carried out technological innovations, obtained 28 invention and design patents, and  obtained registration of 36 countries for import permits. till now, Longfian, has got the market share over 70% and exported to  more than 160 countries around the world, benefiting 2 million end-users.
WHO & the United Nations Awards and Recognition 
Longfian is the designated qualified supplier of major international orgnizations like WHO, UNICEF, UNOPS, PATH, PAHO, WORLD BANK, etc. Presently, we have undertaken many rescue material projects of oxygen concentrator from all over the world. During the time that the pandemic of swept the world, we supplied nearly 1,200,000 units oxygen concentrators to different countries and they have expressed their recognition and gratitude to Longfian.

Packaging: Standard carton packing or customized based on customers' request.
Delivery Time: 10-15 days after order confirmed.

FAQ

Q: Are you a factory or trading company?
A:We are a Professional Manufacturer for oxygen concentrator from1-60lpm and oxygen related products.
    Welcome to our company, seeing is believing, our company, show room and factory in same place.

Q. Where is your factory located? How can I visit there?
A: our factory is located at Power valley pioneer park, NO.369 Huiyang street , 071051,Baoding, Hebei,China, near to Beijing. Welcome to our company.

Q. What is your trading term?
A: 1. Payment term: T/T, or L/C , or Western Union for small amount .
    2. Lead time: normally in 7-10 days after deposit received.
    3. Sample policy: Samples are always available for each model. Samples can be ready in 3-5 days once payment received.
    4. Shipping port: Tianjin/XinGang, China
    5. Discounts: We offer discount for big quantity.

Q: How to purchase your product?
A:Quotation → PI → Confirm PI → Arrange payment →Producing →QC inspect → Shipping

Q: Can you provide the OEM service?

A: Yes, OEM is avaliable.

Q: How to ship the order?
A: Please inform us your instruction, by sea, by air or by express, any way is ok for us. We have very professional forwarder to provide the best shipping cost, service and guarantee.