HK Libin Import & Export Trading Limited strictly implements ISO9001:2015 Management System Standards, from supplier screening and evaluation, material inspection, warehousing,logistics, and RMA returns management, to database update and archiving, we have established a complete set of quality management system.

Supplier Classification: 

A category: Original manufacturers, directory distributors, agents

B category: OEM/ODM/EMS terminal plant 

C category: Third party certification of qualified suppliers and other qualified suppliers 

D category: Unqualified suppliers

Supplier Credit Rating: 

Level 1: Stable and frequent cooperation,qualified goods with no defects, on-time delivery 

Level 2: Stable cooperation, qualified goods with no defects, often-delayed delivery with no improvement.

Level 3: Not stable cooperation, qualified goods with no defects,on-time delivery 

Level 4: Stable cooperation,defective goods can be immediately processed RMA return, and no defect occurred again. 

Supplier Credit Rating Management: Suppliers who cooperate with us for the first time cannot be set to the highest credit rating. Suppliers who cooperate again after along period of non-cooperationneed to be lowered one level.Suppliers with high-frequency continuous cooperation can be upgraded for a certain period of time.