Shanghai Guanbo Machinery Equipment Co., Ltd is one of the leading manufacturers of loading and unloading machines, specialized in ---grabs, port machinery, metallurgical machinery, grab buckets and clamps.  Our strict production process and quality assurance system guarantee to provide most efficient and cost -effective products with high quality to the customers inland and abroad. Besides the standard product range, GBM also develops unique solutions for specific situations and customer needs in material handling. GBM will be your most reliable and loyal business partner in China