... first, the next shot, head, tail code, pull beads and other components. Electric roller blind:Electric shutter mainly by volume ... call, fax, Instant tools (Trademanager, MSN, Skype) and let us know your enquiry. Discussion: specify the items you desire, confirm specification ... have strong R&D team here to help. Your business relationship with us will be confidential to any third party. Good after-sale ...