A. Chip level motherboard repair software debugging and system recovery. Two. LCD screen replacement, screen repair dark. 3. Clear power-on password. The keyboard repair IBM various error repair 4. Repair drive, floppy drive, the battery. 5 Dust inside the machine. 6. Repair "the boot no display" failure. 7. Repair of the power adapter. 8. Chip level repair laptop motherboard, hard disk, hard disk data recovery. 9. Notebook Upgrade: extended memory, hard drive, CPU, etc., to provide an upgrade program. Services (data recovery): 1. Hard disk data software failure data recovery software failure include: wrong partition, mistakenly formatted, accidentally deleted mistakenly clone, MBR loss of, BOOT sector errors, virus damage, hacker attacks, PQMagic conversion error partition logic errors, hard disk logical bad sectors, hard disk track 0 is damaged, hard logic lock, partition table is lost. Hard disk hardware failure, data recovery hard drive hardware failure include: abnormal sound of the hard disk, hard disk motor failure, hard to break, hard physical bad sectors, chip, burn, head damage, firmware information is lost. 3 disk array failure Data Recovery Raid failure include: hard disk order man-made mistake, dropped hard disk array for more than two or two and array expansion error array of hard disk light is good but the array will not start, the array partitioning error. Rebuild array error. Database exception to repair the database anomalies including: questioned or damaged Microsoft SQL database recovery, Oracle database files are corrupted, Foxbase / pro database file is damaged. Document recovery document damage include: damage to the Office series of Word, Excel, Access, PowerPoint file, etc.. 6.U disk data recovery U disk data recovery include: normal plug lead (Hint formatted file missing) problems, accidentally deleted, wrong format, virus attack physically bad sectors.