If youre serious about youre inquiry sir, maraming dealer ng chinese hi-fi.
Audio amplified-cayin tube amps LIBIS
Watt hifi-cayin,yaquin tube amps and other chinese brand MCS MAKATI
Avshop-yaquin KALAYAAN QC
Mcs basement audio shops MAKATI
other chinese made amp - RAON
At marami pang iba........