Guangdong Gaoyao Hechuangda Metal Products Factory is a modern enterprise specilizing in designing and developing OULANGSI doors& windows hardware. It is established in 2012. Though young, it is a advanced factory with great potential. We have a smart of professionals, follow the classic operation principle and employ the advanced techniques to make world-class products.
"Quality and Honesty" is always the enterprise tenet of our factory. Most importantly, we put the customers' satisfaction first.You can see each product which shows love and care to every its customer.
OULANGSI should be your first choice to pursue a pleasing life as you deserve the best.