In deed.
Before sales, according to customer working conditions reasonable selection, issue the best customized plan.
Sales, strict compliance (even if the bulk of raw material prices rise, never cut corners, never opportunistic. Strict quality, delivery on schedule (epidemic shutdown + orderly power supply).
After sales, the first time to respond to the subjective and objective problems in the process of product operation, to solve the problems for customers is the value of AnFan.