Quality Control

Certification: Longwei is ISO9001: 2000 certified and a Chinese-government certified fuel oil & petroleum product distributor/wholesaler. Abiding by strict governmental regulations and qualification requirements, Longwei has implemented a streamlined production-management system.

Longwei also set up a specialized quality control organization to ensure the safety of distribution, including:

• Material Quality Inspection System
• Process & Storage Quality Control System
• Transportation Care System

Quality Assurance System: Longwei has established an advanced and complete Quality Assurance system throughout its service cycle, including:

• Inspection and testing for the fuel oil & petroleum product samples from oil refiners in the raw material purchase stage
• Full-scope quality inspection, and periodical measurements during storage
• Highest degree of safety control during the storage stage
• Full-scope quality inspection prior to shipment