The patent certificates obtained by AngelBiss in recent years:
Utility model name: A shock absorption and noise reduction device for oxygen concentrator
Patent number: ZL201921409276.x Authorization announcement date: June 23, 2020
Utility model name: a bracket for humidifying bottle
Patent number: ZL201921409624.3 Authorization announcement date: June 23, 2020
Utility model name: a silencer for oxygen concentrator
Patent number: ZL201821853928.4 Authorization announcement date: July 26, 2019
Design name: electric suction device
Patent number: ZL201730552460.x Authorization announcement date: June 29, 2018
Patent number: ZL201730552466.7 Authorization announcement date: June 29, 2018
Utility model name: an integrated adsorption system of molecular sieve oxygen concentrator
Patent number: ZL201320711652.7 Authorization announcement date: June 18, 2014
Utility model name: a bottom cover structure of adsorption system
Patent number: ZL201320515904.9 Authorization announcement date: February 26, 2014
Utility model name: An integrated end cover structure for adsorption tower
Patent number: ZL201320548682.0 Authorization announcement date: February 12, 2014
The successful patent applications also encourages us to provide high quality products and bring health and happiness to more consumers.
Production
AngelBiss has different assembly line for different model products with standard operation system. Before production, every material is strictly inspected and selected by IQC. And during assembly, every assembly process is strictly inspected, and the product quality is also strictly tested by the quality inspection department. The operators strictly work according to Standard Operating Procedure. All The production process complies with ISO international documents.