Guangzhou Topten Electronics Factory Guangzhou Topten Electronics Factory is a leading and professional enterprise which specializes in GSM car alarm system, GPS tracking system and other security products in China. Topten Electronics Technology Limited is the subsidiary company of Guangzhou Topten Electronics Factory. Our key products are GPS/GSM car alarm system, GPS/GPRS vehicle tracking system, GSM car alarm system. Parts of our products have gained the CE and FCC approval. It is warmly welcomed by customers from more than 95 countries in Africa, Middle East, Europe and Southeast Asia. We have much experience in security field, especially in car alarm and GPS vehicle tracking, which makes us experts in providing reliable and cost-effective solutions for monitoring and protecting vehicles. We have strong force in continuous research and development, which enables us to be the leading manufacturer in GPS tracking system and GSM car alarm. We adopt an advanced management system to ensure a qualified working team and the promptness to act to the market. Strict quality control is executed in each link of the whole production process. Every step from materials to semi-finished items to completed products is operated according to the requirements of ISO9001: 2000 quality management system. With the best service, high quality products, competitive price and attractive functions, we are sure that you will be satisfied with our cooperation. We sincerely hope to establish the friendly and mutual-beneficial partnership with you in the coming future.</p>