Welcome to our website.We are both manufacturer and trader from China.

Shengzhou Sanma Electron Co., Ltd. is a professional manufacturer in speakers and speaker parts(T-yoke and washer) in China. Shengzhou Haihang Import&export Co.,Ltd is a professional exporter of DVD players, microphones, speaker boxes, audio amplifiers, and mixers.

In 1988, we started to manufacture speaker parts, including T-yokes, washers, and magnet covers; in 1996, we started to manufacture car speakers and woofers; and in 2000, we started to export the speakers and speaker parts manufactured by ourselves.

Now we build an exporting department,we sell the following products:
Home audio:DVD player,home speaker,multimedia speaker,AV amplifier,Hi-fi amplifier;
Stage audio:professional amplifier,audio mixer,professional speaker box,Stage light;
Car audio:car amplifier,car speaker,car doom
Speaker unit:Woofer,driver,horn
Speaker parts:T-yoke,washer,cone,magnet,voice coil,damper,gasket,edge,handle,glue water,carpet.

With modern idea, continuous improvement management, and unremitting endeavor, we have won a good reputation both at home and abroad. Our company covers a land area of 18,000 square meters, 15 professional engineers and 155 staff members. We insist on "Credit, Innovation, and Practicalism" tenet. We always provide high quality products, the quickest delivery, and competitive prices. We warmly welcome friends from all over the world to visit us.