1.Are you a trading company or a factory? answer :We are a manufacturer of nitrogen and oxygen
2.What's your payment method? answer :All support it
2.How long is the delivery time ? answer :According to the order, the delivery time is usually 10-45 days
4.The parameters you need to provide when you make an inquiry with us are generally available ? answer:1)flow:_ Nm3/h 2)purity:_% 3)Discharge pressure :_mpa 4)Voltage and frequency :_V/PH/HZ 5)Which industry to apply or use
5.The whole order process is ? answer : 1)inquiry :Provide the required product parameters 2) offer :All clear specifications of the official offer 3)Contract confirmation :Provide details of the contract 4)term of payment :30% in advance and pay off the balance after delivery 5)Production and transportation :Product customization, shipping, air or express delivery, provide detailed pictures of packages 6)Installation and debugging