Ningbo Topten Industry Co.Ltd located in Ningbo,which has a port second only to Shanghai around the world in terms of annual cargo throughput. Topten is a professional bearing supplierwhich integrates research,productionmarketing,services.brfriendlydiligence,enterprising are our enterprise spirit. brrespect the customerpolite,smiling service.brrespect sciencebut to innovation,obey the rulesbut to innovation.,br>brPls feel free to contact wih us. we are looking forward to establish a long-term business relationship with you.