JT shutters, we are one of biggest professional manufacturers in Nanjing,China for roller shutter products. Established 2009, we have more than 10 injection machines for plastic accessories and 2 die-casting machines for Aluminium endcaps, and some other machines for steel products, like ball bearing, gear crank, etc... Anything falls into your interests, pls contact with me. Your inquriy will be highly focused.Sincerely yours,Susan MaGeneral ManagerNanjing JT Energy Saving Tech. Co.,, LTDADD:#3-904 Room, Yijingjiayuan, Getang street, Luhedistrict, Nanjing city, China of PRC.Zip code:210048Tel&Fax:0086-25-58398601Mobile: 0086-13073449566Email: Rollershutters#foxmail.com (pls transfer# into @)Skype:S88020104Whatsapp: 0086-13073449566Website: www.jtshutters.netwebsie: http://awningcomponent.en.alibaba.com