For customer purchase list, please contact telephone：400-180-2877
Receive customer purchase list, provide valve type selection and quotation (price list).
Specific arrangements: delivery date, special requirements and other matters.
If the customer has special requirements for the product, he must provide detailed description in the order contract:
The factory can be configured according to customer special requirements of all types of driving device.
The customer shall correctly specify the meaning and requirements of the model provided by him,
Sign the contract under the condition that both the buyer and the buyer agree.