Aerospace Technology Communication (Shenzhen) Co., Limited (Castel Group for short), founded in 1997, is a subsidiary of China Aerospace Science and Technology Corporation (CASC). As one of the co-founders of China GPS Association, Castel Group has over 10 years' experience in GPS and LBS application, wireless, communication and access, and is engaged in the R&D and manufacture and provisioning of customized integrated solutions.

Core Business
To satisfy evolving demands of customers from various industries, we focus on the R&D and manufacturing of GPS tracking / navigation and mobile communication multimedia hardware products for auto-industry, industrial and personal applications.

We provide turn-key solutions consisting of browser-based real-time fleet management and monitoring platform plus associated hardware products.

We design and develop vehicle telematics solutions providing real time remote tracking, diagnostic and environmental monitoring. Features include positioning, tracking, navigation, antitheft, vehicle scheduling, communication, remote vehicle status diagnostics, temperature monitoring, etc.

Castel Group is the window company of China Aerospace, located in Hong Kong. We are engaged in developing international markets and providing innovative solutions with the best performance-price ratio to meet customers' requirements.

Our R&D center, located in Shenzhen, possesses a team of over 200 research staff members composed of doctors, masters and bachelors. We are engaged in developing products and solutions that adhere to Aerospace Technology standards.

Our manufacturing plant, located in Shenzhen, has over 20 years' electronic product manufacturing and quality management experience. We have attained numerous certifications from international quality assurance organizations (ISO9001:2008 & TS16949:2009), so that professional OEM/ODM/OBM services can be provided for our customers.

Company Name	Aerospace Telecommunications (Shenzhen) Limited
Website
Operational Address	5/F, 5th Building, Software Park, No.2 Gaoxin C, 3td Road, Hi Tech, Industrial Park, Nanshan, Shenzh,

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