小管型水晶底片，配合小管型水晶片使用，置于门框底边，与铝合金底梁接合

     无锡市立荣塑料五金厂成立于上世纪九十年代，位于江苏省无锡市东湖塘阳光工业园区，是国内最大、最全的车库门，工业门配件生产厂家。专业生产车库门和工业门平衡系统﹑五金件﹑密封条﹑采光窗等产品，产品远销欧洲﹑美洲﹑非洲等国家，深受国内外客户的推崇。

     我们专致于自动门平衡系统的设计﹑研究﹑生产和服务，并生产工业门和民用自动门（上滑道提升门﹑垂直提升门﹑半垂直提升门﹑半垂直斜提升门﹑倾斜提升门）平衡系统专用的扭簧和拉簧。

      无锡立荣坚守“用户至上、质量第一、科学经济”为企业宗旨,真诚希望与广大门业精诚合作，互利双赢。

WuXi LiRong Plastic Hardware factory was established in the nineties twentieth century. The factory located at DongHutang YangGuang Industry Park, WuXi, Jiangsu province, is one of the largest manufacturer of garage door, industry door and door accessories. Specialized in manufacturing garage door (including copper garage door, aluminum garage door), industrial door, transparent door, polycarbonate rolling door, spring, hardware, seal strips windows etc. Our products are exported to Europe, America, Africa etc, we have a good reputation for high quality and meticulous service,

We are focused on the spring system, its design, research, produce and service, the extension spring and torsion are mainly used in Vertical lifting door, Semi-vertical lifting door, Semi-vertical ramp doors, Tilt doors etc.

WuXi LiRong Plastic Hardware Factory based on “custom first, high quality, scientific, economic”. We are sincere hope to cooperate with the door industry factories, for more information, please feel free to contact us, looking forward to your coming.