Need firmware for AK1025 9.1.53 HYNIX 4GB (iPod nano clone)

[AlRoman]

I have 1.8" 4GB lisong ipod nano fake player with black screen. I can view it in explorer, but only 3 GB.
I opened the case and read all numbers. It have 2 memory chips. If you have the firmware - please, send it to me.
Photo: http://img.tinydeal.com/gallery/zc1-04g.jpg

On the main chip: AK1025 7L045AB 0LH
On the small chip: SPP SP3767AHN 07LS04
On the screen: LDC-C18007-V3
On the main board: SCC25-007QQ V01 2008.02.16
On the buttons board: SCC25-007-KEY V03 2007.09.02
On the memory chips: hynix kor HY27UU08AG5A TPCB 811F

This data i get after player is dead:
Flash Type: F285
File ID: 0x0FF0AA55
Vendor ID: 0x10D6
Product ID: 0x1101
Version: 9.1.53
Date: 01/09/2005
Info: SDK-ITEM/ACTIONSGongee.ZH
Manufacturer: Wilson Co. Ltd.
Device Name: LISONG MP3 Player
USB Attribute: USB 2.0
USB ID: (HS) Flash Disk
USB Revision: 1.00