The gas detectors have their own working conditions. You need to pay attention to the basic conditions of humidity, temperature, and pressure.
most equipments are in stock and ready for ship, usually take 1-3 working days to calibrate
2-3 technical engineers
yes, we would love to offer the help to as a whole solution provider in China
yes, we would love to offer that service to as a whole solution provider in China
during the Spring Festival, we only provide all the services expect the shipment