ETS-Testconsult Ltd. independent reporting, testing services, Hong Kong, construction, inspection, environmental, chemical, laboratory, laboratories, technicians, engineering, calibration, microbiology, asbestos, building, monitoring, water, samples, concrete, soil, foundation ETS-Testconsult Ltd (ETL) provides customers with a wide range of high quality and efficient testing services in the construction, engineering and associated industries, supported by totally unbiased and independent reporting.