Materials: PP-R, PEX, PE-RT PE, PAP pipe system brass valves, and pneumatic products including fittings, PU pipes, valves, and cylinders Shanghai Deso Industrial Co., Ltd. mainly specializes in manufacturing, research and development, marketing, quality control, capital management and investment. Our company is with 7 subsidiary companies individually manufacture car accessories including parking sensors, car alarms, tire pressure monitoring systems, auto LCD displays, and auto central door locking systems. We have 500 personnel to produce parking sensors and car alarms. Our monthly turnover reaches 180,000 pieces. Our company manufacture these products complying with the ISO9001, CE, E-MARK, and FCC standards. Our car alarm systems are with one-way and two-way modes. We adopt Korean technology to design circuitry for many years. Various models are available with the most popular functions in the markets including more than 50 types of remote controllers. Please visit our website or contact us for more information.