材質：三元乙丙

無錫市立榮塑料五金廠成立于上世紀九十年代，位于江蘇省無錫市東湖塘陽光工業園區，是國內、最全的車庫門，工業門配件生產廠家。專業生產車庫門和工業門平衡系統﹑五金件﹑密封條﹑采光窗等產品，產品遠銷歐洲﹑美洲﹑非洲等國家，深受國內外客戶的推崇。

我們專致于自動門平衡系統的設計﹑研究﹑生產和服務，并生產工業門和民用自動門（上滑道提升門﹑垂直提升門﹑半垂直提升門﹑半垂直斜提升門﹑傾斜提升門）平衡系統專用的扭簧和拉簧。

無錫立榮堅守“用戶至上、質量第一、科學經濟”為企業宗旨,真誠希望與廣大門業精誠合作，互利雙贏。

WuXi LiRong Plastic Hardware factory was established in the ies 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 essories. 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.