1, Are you a manufaturer? Yes, we have been manufacturing since 1986. 2,How long will you deliver the products? It takes 30-35 days after sample confirmed. 3, Can you offer samples? For free? Yes, we offer one free sample exclude freight. 4, what is your anunal production capacity? Around 20000000sets cleaning products. 5, What certification do you have? We have certificates of ISO9001 quality system, ISO140001 environmental system and OHSAS18001 safety and health system. Our mop design won IDEA Award in 2014. 6, Do you have your own research and design team? Yes, we have more than 50 designers.