For over ten years Shanghai Speedlock has remained the largest and most reputable manufacturer of steel storage racks in China, offering its customers the broadest array of storage products in the market along with an extensive offering of pre and post sale services. with the shared corporate vision of providing material handling solutions to help customers increase sales, reduce costs and increase productivity.By maintaining in-house manufacture and quality control, clients benefit from being able to draw on Speedlock's extensive experience in steel forming and fabrication techniques for the creation of custom-designed