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1, the hardware sales

1) 1 years of quality assurance.

2) 1 years after the customer to choose the right package or single parts maintenance service fee.

3) there are special requirements to be written into the contract.


2, the sale of software

1) SAAS services

Charge according to the number of packages.

2) according to the number of units purchased charges.

3) according to the needs of the new features of the new function according to the day.