Are you a manufacturer or a trading company?

RS is a manufacturer of aluminum windows & doors specializing in manufacture and exporting of this field for over 15 years. Located in Shanghai City, our factory is only 30 minutes’ range of driving away from Pudong International Airport, welcome you to visit our factory!

Do you have installers or can you send installation team to project site?

Normally, we provide you with installation manual or instructions. And we can send our installation team to job site if necessary.

What about your package? What will you do if the windows were damaged when I open the packages?

Our packages are with protective packing materials inside and iron pallets which are strong and durable.

If the windows were damaged when you receive, please send us photos and we will replace you with new ones free of charge.

What will you do if you send me the improper products?

RS will send you drawings including all details of your windows for confirmation before production. But if we send you the wrong products, we must replace you with new ones free of charge.

Could you provide free sample for testing quality?

The sample is available. But normally client should be charged on the freight cost.

Can you accept OEM or ODM service?

Yes, we can design products according to customers’ specific requirements and accept customized designs.

How long is the period of quality warranty and after sales service?

RS provide 10-year quality guarantee for your windows and doors. You can call or E-mail to us, we will reply you within 16 hours and provide workable solutions.

Thanks for being interested in our products and service, welcome to contact our team if you need any assistance!


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