The rolling cooler with wheels developed by the company after more than a year,it has been launched on the market for three months. After three months of market assessment, it has achieved good sales results. Nowadays, dozens of units are sold at domestic and overseas every day. Especially as summer slowly enters the south, there are more and more requests for traveling and outdoor picnics. Customers generally report that the insulated box trailer is very practical, lightweight and portable, has a stylish appearance, and can be folded and placed in the trunk when not in use.