LianDa is a Company specializing in tubular motors for shutters, awnings,garage doors,fire shutters,blinds and screens userd in home and buildings.

• 联大是一家专业生产管状电机的制造企业，其产品广泛用于家用或商用的卷帘门，遮阳蓬，车库门，防火门，百叶窗和投影幕等设施。