D&D, originated from Taiwan, offers a wide range of products of door accessories, especially for its well-known design of SLIDEback sliding door closer.

The SLIDEback offers a simple structure, no electricity, no oil leakage concerns, no maintenance, simple installation, easy operation, wonderful but inexpensive product, it could upgrade the door to become a self-closing automatic door, it has won a recommendation from many stores, restaurants and home users around the world.