Database Yamaha U5C

[suutamcongnghe]

Dear all,
I from Vietnam. I plan to buy Yamaha U5C for my child to study. I not enough money for the new one, so I decided buy the second hand. Many supplier in Vietnam sell this model such as: Viet Thanh, Minh Thanh, Thuan Thanh, ... I search and found this supplier https://pianogiare.com/piano-cu/piano-yamaha-u5c.html have best price. That price in Vietnam Dong, about 2.200 USD. So, please help me:
- Database of this model
- The price is cheap or expensive
- Any supplier have best price (include ship fee) and ship to Vietnam.
Many thanks!