1. The development of LSDD door assist openers considered several key mechanical properties. It is developed with the stiffness, strength, hardness, ductility, and toughness which are critical for its operation. It stands up to extreme wear and tear
2. The product has been applied widely in the market and has a great market prospect. This product guarantees reliable continuous-duty operation
3. You are well aware that this type of door assist openers is . It meets the UL325 safety standards and requirements
1. Fuyang Lushan Machinery Factory has a united and stable technical team responsible for production process control and after-sale technical services.
2. Our aim is to serve clients with our most professional support and highest quality door assist openers .