
Technical characteristics Three key advantages Flexibility, simplicity and convenience,...
Technical characteristics Maximum weight of the canvas: single-field - 1×300 kg; double...
Technical characteristics Drive dimensions: 2000 × 80 × 53.2 mm Door leaf weight...
Technical specifications Max. door weight: 1×200 kg for single leaf door, 2×160...
Product Description Three characteristics: safety, efficiency, high performance...
Product Description Max. door weight: 120 kg for single leaf door, 2×100 kg for double...
In 1987, Yansi Sinda Wire Products and Hardware Factory was established, which was mainly engaged in the production and sale of furniture handles, door handles and cables. Over the course of a decade, the hardware factory grew and developed, and in 1999, Hyda International Door Control Equipment Group Co., Ltd. was established in Hong Kong, becoming one of the first enterprises in China to begin producing floor closers, and gradually entering the global market.