Shenzhen Topband Co., Ltd. is a Hi-tech private enterprise established in 1996 in the so called "China Silicon Valley" - Shenzhen Hi-tech Industrial Park. Topband bases on abundant intelligent control technology, covering three main fields, including motors and relevant control, high-efficient lighting and relevant control, and household appliances and relevant intelligent control. Besides, we also put the solution service above all. Topband Industry Park is located in Shiyan Town, Hi-tech Industrial Zone, Shenzhen. Covering an area of 53000 square meters, we staff more than 2000 employees. Highly modern equipment, advanced inspecting apparatus, standardized production lines, perfect process flows, and production management systems are all to supply much better and steadier service and support for our customers. Topband is a Hi-tech enterprise based on innovation. We have founded an R&D center on fundamental technology and several project development centers. Moreover, Topband has set up a close relationship on Industry-University-Institute Unification with Tsinghua University and Harbin Institute of Technology, both of which are well-known and professional in the field of motors and relevant electronic control. Until now, we have developed the diameters of 8mm, 16mm, 20mm, 22mm, 28mm, 30mm, 36mm, 60mm, and 66mm for our brush motors and brushless DC motors. Topband invests much in establishing several laboratories for Motor & Control Division, including motor characteristic test laboratory, noise and vibration laboratory, EMC laboratory, type approval laboratory, and others. We can carry out nearly all of the motor characteristics and reliability test independently. Our products have attained UL, CE, VDE, CCC, and other certifications. With more than one decade's development, Topband has accumulated abundant experience and capability on industrialization. Our advanced inspecting apparatus can assure new product input smoothly. Standardization and specialization process flows, highly modern facilities, and advanced inspecting apparatus in accordance with RoHS make sure our large-scale production. We have attained the certifications of ISO9001:2000, ISO14001:2004, OHSAS18001:2001, QC080000 and C-TPAT. Our integrated quality assurance system has attracted more and more trustfulness from customers at home and abroad.