Regularly check the battery of the electric tricycle (check once a month in summer and every 2-3 months in winter) whether the battery liquid level is below the marking line. If the plate is exposed, it is necessary to add distilled water in time. The bolts of the whole vehicle should be tightened regularly to check whether there is any looseness or falling off. Appropriate anti-rust solution should be applied to avoid the rust of the screws and the difficulty of maintenance during the lifetime. The whole vehicle is clean, and the Sassafras is clean. (Be careful not to add acid, because the electrolyte concentration of each battery has been adjusted according to the ratio when leaving the factory. Adding acid will destroy the existing pH balance, cause plate corrosion, and affect the battery life. The rear axle is used for the first time. Pay attention to adding gear oil in the gearbox. In the future, regularly check whether the rear axle gearbox has oil leakage, gasket damage, and lack of lubricating oil. Replace the gasket in time and replenish lubricating oil. Gearbox, motor sprocket, and chain should be lubricated regularly If the oil is severely worn, it should be replaced in time to avoid affecting the use. Fully debug the whole vehicle, check whether the electrical control circuit has hidden troubles, whether the electrical connection line is damaged, and remove it on the spot; adjust the front and rear brakes to ensure that the brakes are flexible and reliable; Whether the steering of the handlebar is reliable, whether there is a phenomenon that the handlebar and the front fork slide against each other; Whether it's automation or artificial intelligence, the rapid convergence of technology and business often determines custom electric bicycles’s competitiveness. Mainbon Group Company Limited. plans to produce and execute four marketing seminars, one per quarter, to help business owners see success by sharing important growth strategies and hosting interactive workshops. Mainbon Group Company Limited. is a initial company that supports expertise in searching marketing solutions.