Located Headquarter in Hangzhou, China, Blueprint INT'L Construction & Decoration Limited is a professional experienced exporter for its owned local factories of automatic door(including automatic sliding door operator, swing door operator and telescopic door operator), gate opener, hermetic door, turnstile and racks, meanwhile, we are also in charge of exporting our brother factories's products such as garage door, barrier, revolving door operator, metal detector products and other construction related products.