I want to sell Portable Pianos to Vietnam.
My requirements are:
1- Weighted hammers, not springe hammers. Three sensors each key. Total weight is about 10kg.
2- Short keyboard with 73 keys to 76 keys. Estimated Dimensions 1145 X 155 X 300
You just use your best and latest circuit board without any modifications.
3- 2 internal loudspeaker of 20watts each. Options of cord, Bluetooth, External loudspeaker system.
4- Options of Stand or not.
5- Options of Carry Bag or not.
6- Options of single Pedal and 3-Pedals.
7- AC power supply with internal power supply adapter.
8- DC power supply with empty storage for batteries and recharger. Option of DC batteries no more than 3kg each.
9- Options of small, medium and large music stands.

The payment will be PayPal. The shipments destination will be the south tip of China as in the picture.
The expected price is about 150 dollars.

The pictures are for you to have a look at the keyboards of 61 keys, 76 keys, and 88 keys sold in the world today. There are many piano makers in the word have 76-key pianos for sale. How can't China-made makers do that?