OEM Service
Pre-sale
1. Free design
2. Free sample
3. Collocation recommendation
4. Free design for packing
In sale
1. Visit the production process during production
2. Regularly report the production progress
After sale
1. Provide a certain amount of spare parts for free
2. Year warranty(Or provide glue and crystal with the product
BUSINESS MODEL
Business-to-Business(B2B)
Business-to-Consumer(B2C)
Customer-to-Manufacturer(C2M)