... Integrated Circuit Shenzhen Topweis Technology Co, Ltd is a manufacturer of speakers, wireless mice, air rockers and heat insoles with well-equipped ... It is also supply world-brand integrated circuit (especially IC of home use electrical equipments and ICs which is short ... of supply on the market),Diode, Triode ,Transistor,Triac ,Laser pickup and so on. With a wide range, good quality, reasonable prices ...