收货和储存：l、仪器自发货之日起，一年内用户在遵守运输、储存和使和规则

Receipt and storage: <br>l. From the date of shipment, within one year, if the user observes the conditions of transportation, storage and use, and finds that the product quality is lower than the technical conditions, our factory is responsible for repair or replacement (unauthorized After disassembly, no repair is required). <br>2. The instrument should be stored in a dry and ventilated room with a temperature of -10 ℃ -40 ℃ and a humidity of not more than 80% without corrosive gases.

Receipt and storage:<br>l, the instrument from the date of shipment, within one year the user in compliance with the transport, storage and regulations under the conditions, such as the discovery of product quality is lower than the technical conditions, our factory is responsible for repair or replacement (unauthorized removal, not repair).<br>2, the instrument should be stored in any temperature -10 degrees C-40 degrees C, humidity is not greater than 80% of non-corrosive gas dry and ventilated room.

Receiving and storage:<br>l. The instrument shall be repaired or replaced by our factory within one year from the date of delivery if the user finds that the quality of the product is lower than the technical requirements under the conditions of transportation, storage and use rules (no repair is allowed after dismantling without authorization)<br>2. The instrument shall be stored in a dry and ventilated room with no corrosive gas at any temperature of - 10 ℃ - 40 ℃ and humidity no more than 80%.