1. Pre-sales services: supply lay-out drawing on production capability, human resources, consumption of energy, water and electricity etc.

2. Operators training: daily maintenance of machine, repair, operations training, troubleshoots training.

3. After-sales service: under warranty period, Wanyi provides customers with free after-sales service.
a. Speedy Repair Service: Under warranty period, Wanyi send spare parts to customers within 24 hours if the parts are in stock.
b. Field Service: train the related technicians. Wanyi gives customers field service and provide customers with technical service from time to time.
c. After repairing and field study, Wanyi makes improvements in designing and processing.