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About SUN-Q
DORINT is devoted to the fire and smoke isolation design of fire protection systems and the safety and comfort of homes and offices. We keep developing better door control hardware and endeavors to contribute to fire protection and environmental protection. In particular, DORINT aims to provide more accessible safety designs for the physically challenged, the elderly, and children. DORINT has hundreds of invention patents worldwide, which demonstrates DORINT’s strengths in product development.
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