Tọrọ ntọala na 1994, Zhuhai Sanjin Industrial Co., Ltd dị na Nanping Industrial Park dị na Zhuhai. Ọ bụ mba a ma ama enterprise aku na R&D, mmepụta na ahịa nke ọkachamara karaoke songs. The ụlọ ọrụ nwere ike oru ike, nwere obi ike otutu R & D otu na a ọkachamara music edezi mmepụta otu. O nwetala otutu patenti ma nweta asambodo asambodo ISO90001.

Ngwaahịa gunyere igwe karaoke KTV, ihuenyo mmetụ, igwe okwu ikuku, nkwalite ndị ọkachamara, DVR nwere nkọwa dị elu na igwe DVD karaoke mbụ, imewe humanized, ọrụ dị mfe ma dị mma yana mmetụta zuru oke ọdịyo-ọhụụ bụ akụkụ ndị bụ isi nke ngwaahịa a. Mbupụ na United Kingdom, France, Russia, Hungary, Costa Rica, Colombia, United Arab Emirates, India, Thailand, Vietnam, Philippines, Malaysia, North Korea na mba ndị ọzọ, nwere oke mma, ọrụ zuru oke, meriri otuto nke ụlọ na ndị ahịa mba ọzọ.