The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by Mainbon Group Company Limited.. With no exception, electric bicycle is also inspected for quality control prior to shipment. This inspection is based on the product's Standard Acceptable Quality Limit specification or on customer request. Based on these criteria and procedures, samples are randomly selected and defects are checked. The Pre-Shipment Inspection helps both ourselves and customers to reduce the potential risk of delivery delay or/and fix or redo products. At last, the product will be photographed to ensure that the order is in perfect condition, complete, and properly packaged for shipment.

With years of experience in the development and production of kicker electric go kart, Mainbon has been treated as an expert in the industry. Mainbon's construction machinery spare parts series contains multiple sub-products. chassis parts plays an important role which makes our products widely used in different occasions. This product comes in a variety of colors. Strong production strength of Mainbon shows the ability to be your first choice for cooperation. Its wheels have been optimized to ensure the desired traction.

By providing highly cost-effective products, we brings a high-quality life to customers. Welcome to visit our factory!