Dongtian people have provided high-quality products for many well-known buildings in various regions. Xindongtian adheres to the principle of "leading quality, technological innovation, and service excellence", and adopts the product design concept of "no one has me, no one has me." With our leading technology and annual production capacity of 100000 sets of window openers, we have become a large-scale manufacturer of electric window openers in China, and our products are exported to many countries and regions. Our product quality and service are highly praised by customers both domestically and internationally.