Beijing ChipCity Technology Co., Ltd.

ChipCity is a global supplier of smart cards and technology solutions. provides clients with card ICs, development tools, readers, fingerprint products operating systems (COS). are applied in Telecommunication, Banking, Finance, Taxation, Pay-TV, Public Security projects other ...

Telephone：86-10-62410060-8006Address：3-1313, Building 16, Chengnan Jiayuan Yichengyuan,City Avenue, Fengtai District

Kumarasinghe Radio Institute

Telephone：94-11-5337449Address：Lesley Ranagala Road, Colombo, W/P, Sri Lanka

Greenfield Electronics

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Telephone：86 - 186 - 76651872Address：Hua Feng Ind park, Bao An Shenzhen Guangdong 518126 China

Greenfield Electronic

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Telephone：86 - 186 - 766*****Address：Hua Feng Ind park, Bao An  Shenzhen, Guangdong