We are pleased to introduce ourselves as one of the leading door & window manufacturers in Xiamen, China. We have enjoyed an excellent reputation for 10 years of successful business experience.
Xiamen Colong Energy-saving Technology Co., Ltd. is a high-tech enterprise. Our main business is the production, processing, construction and international trade of energy-saving windows and doors. Colong has nearly thousands of square meters of large-scale production bases, first-class production and testing equipment and advanced insulating glass production lines, with an annual production capacity of more than 150 thousand square meters of windows and doors, including door and window systems, balcony railing systems, fencing and siding systems, water roof systems and insulating glass roof systems.
Our products have been awarded with such honors as "China Engineering Construction Recommended
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We are pleased to introduce ourselves as one of the leading door & window manufacturers in Xiamen, China. We have enjoyed an excellent reputation for 10 years of successful business experience.
Xiamen Colong Energy-saving Technology Co., Ltd. is a high-tech enterprise. Our main business is the production, processing, construction and international trade of energy-saving windows and doors. Colong has nearly thousands of square meters of large-scale production bases, first-class production and testing equipment and advanced insulating glass production lines, with an annual production capacity of more than 150 thousand square meters of windows and doors, including door and window systems, balcony railing systems, fencing and siding systems, water roof systems and insulating glass roof systems.
Our products have been awarded with such honors as "China Engineering Construction Recommended