ShenZhen Sintronic Technology Company Limited is the international development center of Sintronic Group with 2 factories and 4 manufacturing departments since 2000 to provide OEM/ODM production serviceranging from access control system,turnstile gate system,security guard system ,parking guidance system,parking ticketing system in china and we are able to provide technical assistanceduring any stage of your product development, helping to turn your idea into a commercial product with our 20 yea......【Details】