Product quality: 1.We have strict raw material supply control system. 2.Good management of production process system. 3.Strict testing working-12hours to 48hours testing machine. 4.Professional workers. Packing & shipment: 1.Wooden packing,or as per buyer's need.Safe for transportation. 2.Professional foreign sales department, good master of sea shipment and air shipment. 3.Good relationship with shipping companies, get faster service and better freight.