We are Castlestone inteligent technology(shanghai) Co.Ltd. based in Shanghai, China. We are member of exporthub.com since November, 2015. Our business is related to Industrial Machinery industry and w...

rfid card, smart contactless and contact card, tag, keyfob, wristband...

Shanghai Huayuan Smart Information Technology Co., Ltd. is one of the earlier specializing in the production of contactless smart card, intelligent elecShanghai Huayuan Smart Information Technology Co...

North Of 2/A, North Building, No. 28, Lane 411, Shilong Rd., Xuhui Dist, shanghai, China Shanghai, Shanghai

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