Longfian Scitech Co., Ltd.
Add.:4th Floor, Block 1, Building 1, College Tech. Zone, No.5699, North Second Circle Road, Baoding, Hebei Province, China
ShenZhen Office Address: No.1405, Block 6, Penghua Xiangyu, intersection of New zone Road and Peace Road, Longhua District, ShenZhen, China
Tel.: +86-312-3169262
Fax: +86-312-3169301


We conduct production strictly in accordance with the standard of ISO9001 and have complete production process control system and operation instructions to guarantee quality of our oxygen concentrators.

Our company holds internal verification and thirty-party external verification for quality management system every year. The external verification is conducted by the TUV Rheinland company according to the EU standard. The quality management system verification ensures steady product quality.

  • Registration certificate for
    medical device
  • CE certification
  • ISO certification
  • Free sale certificate for
    exportation of medical