Double Building Materials Co., Ltd was found on 2000 years. It’s own a hardware factory which focus on the staircase,Website:http://www.double-building.com, railing item design and manufacturer we also take a share in a Cabinet factory and window & door factory, So we can supply various types of products such as staircase, balustrade, window & door, kitchen cabinet and bathroom cabinet etc. With 16 years in the industry we offer valuable experience both in commercial and residential project, We can handle small and large projects. As a professional supplier for building materials, We supply one stop service for your house project, We mainly work with house builder, Property developer, contractor, design & architect company, in recent years we also offer service for some house owner, we have worked with over than 40 country and finish a lot of famous project, Our project get well feedback from our customer, they are from USA, Australia, Fiji, Cayman Island, Thailand, Iceland, Haiti, Mauritius, Saudi Arabia, Norway, UK and some Africa countries. Are you still suffering how to choose a nice supplier for your project? We sure It will be a huge work to communicate with many difference supplier since you need buy wide range products for your project, now you find us, everything will become easy, Your just send our your house plan and let us know your demand, Our D&B company can work all of these products for you, We have a special team to follow up difference products, they are very professional guy, once get your drawing/requirement, our design team will assist them finish further work. Saving money & saving your project time, Why not have a try?