Foshan Grandsea Building Material Co., Ltd.

Diamond Member  Since 2022

Suppliers with verified business licenses

Single Category Products

Folding window
Folding window
Professional customization, waterproof and soundproof
Casement window
Casement window
Aluminum profiles have high strength, no deformation, corrosion resistance and long service life
Sliding window
Sliding window
Size, aluminum color, glass pattern can be customized according to customer needs
About us
Welcome to be Our Dealer
Grandsea Building Material Co.,Ltd. is a company which is setting development, production sales and service in one, has been a professional manufacturer of aluminum windows & doors and steel doors almost 10 years.A land area of up to 4500 M² and 35 people. Grandsea Building Material Co.,Ltd. owns one factory and the latest product line of double tempered glass aluminum windows and doors in China and obtain the CE certificate. Gransea receives the customer first, the quality first the prestige first enterprise objective. We sincerely welcome people from all over the the world to do business with us,hope we can be good partners on business in near future.


Grandsea is a professional building materials company integrating product development, production, sales and service. We are mainly engaged in the production of aluminum doors and windows, garage doors, steel doors, with an annual output of 30, 000 sets. Our employees have rich experience and professional knowledge, can accurately understand the needs of customers and provide customer-satisfying solutions.

We have a garage door factory and a door and window factory with an area of 15, 000 square meters. We have established a modern quality management system according to international standards. In recent years, our company has introduced a series of advanced equipment such as automatic sheet forming equipment, automatic foam filling machine, etc., to help us pursue excellent quality. We are also committed to developing new products to meet the needs of different customers, the newly developed frameless glass garage door leads the new trend of the industry. Our products are of excellent quality, reasonable price, first-class craftsmanship, safe packaging and fast logistics. Our business scope covers the Americas, Australia, Europe and other regions, and has established cooperative relations with distributors in Australia, Canada, the United States.

The company is located in Guangzhou, enjoying convenient sea and land transportation advantages. We adhere to the principle of mutual benefit and enjoy a good reputation among our customers because we provide perfect service, high-quality products, and competitive prices. Our company warmly welcomes overseas customers to cooperate and create a better future.
Business Type: Manufacturer/Factory & Trading Company
Number of Employees: 42
Year of Establishment: 2016-08-12
Management System Certification: Others
Average Lead Time: Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays
Factory Tour
Factory Tour
Sample Order
Sample Order

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