Shenzhen King-Serry Electronics Co., Ltd. was founded in August 2012, it is more than 3300 square meters with company acreage, and more than 90 employees with tax qualification, a comprehensive enterprises with research and development, production and sales. We have been devoting ourselves to high quality of Wireless switch, Door/Window alarm, MP3 Welcome doorbell products etc ; OEM and hardware development are welcomed to be customized, at the meantime, PCBA  and finished assembly service can be provided too. We have high level and professional engineers on software and structure, with brilliant experiences, striving themselves on continuous excellent quality, strong service spirit. We have obtained dozens of patents on invention, utility model and appearance. With using advanced management system and perfect testing to achieve excellent quality.

The company adopts an advanced quality management system and a complete production inspection process, and has obtained various certifications such as 3C, CQC, FCC, CE, IC, PSD and ROHS, and introduced semi-automatic production, thereby creating a low repair rate and excellent quality.

Because of focus, so more professional! The company focuses on wireless communication and energy-saving technology, focuses on specific products and markets, and has been working hard for a long time.Our products are exported to America, Japan and worldwide, and also sold on eBay, amazon, jingdong, Tmall, taobao and other famous e-commerce platforms.