1. our company covers an area of 10000 square meters, with 183employees and 6 production lines, with a monthly production capacity of over 8000 pieces, We have 10 senior designers, complete the samples in 3-5days and mail them.2. product categories are complete, including foldable trolley and wheel system,inline skate wheel ,pu wheel, luggage carts, shopping carts, utility carts, hand trucks, moving tools, and other outdoor supplies.3.10 years of experience manufacturer has obtained ISO9001:2015 certificates4. support OEM/ODM,24-hour professional customer service online communication Quality assurance. products with quality problems can be refunded