Ningbo Tornado Electronics Co., Ltd. was established in 2004 as a manufacturer and exporter specialized in professional audio systems, car subwoofers and speakers, boom boxes, and home theaters. 98% of the products are exported to world markets. Tornado is an OEM and ODM factory, and we make the professional audio systems for worldwide famous brands. We have strong R&D team with 15 experienced engineers. The R&D department uses LMS system for the speaker design, and we can design a new product or make a sample accurately according to customers' requests. QC department uses CLIO system for quality control on the production line, which ensures same frequency response curve for every single speaker. Tornado fully carries out the ISO9000 quality system and 5S management. The management principle of our company is "Satisfy the clients, the employees and the shareholders". Tornado team is composed of young people of 25 years in average, who are full of passion, energy and creativity. Tornado believes "People is the soul of an enterprise". We always provide you best services, in time delievery and good quality products with reasonable prices. Tornado will be your trustful partner for speaker business in China.