Castco has a property with total area of 56,000 square feet consisting of 16 departments and laboratories which are equipped with advanced facilities for carrying out physical , chemical, environmental and construction tests.

Our testing centre was established and developed based on ISO/IEC17025-1999. Castco is committed to manage its personnel, facility and equipment, testing methodology, CRM/RM material, sampling and sample storage, safety, client confidentiality, testing result and report with the highest quality and supported by systematic training, examination, assessment, calibration and traceability.

Castco has strong business and technology interaction with Hong Kong government, universities and research institutes locally and internationally.