SHENZHEN SHIDEAN TECHNOLOGY INDUSTRIES CO.,LTD

We are SHENZHEN SHIDEAN TECHNOLOGY INDUSTRIES CO.,LTD, the largest designer and manufacturer of the intercom system in China. All of our products are CE certified and produced under the strict control of the ISO9001 international quality system. Now, our products are exported to more than 30 countries all over the world. For detailed information about our products and our company, please visit our website. [详细介绍]