Company Introduction: Dongguan Viking Technology Co., Ltd. About UsDongguan Viking Technology Co., Ltd. is a leading manufacturer and supplier specializing in metal detection systems and vacuum lifting solutions. With years of expertise in industrial safety, materials handling, and security solutions, we are committed to providing high-quality, innovative products that enhance efficiency, safety, and compliance across various industries.

Ningbo Joiwo Explosionproof technology Co., Ltd was established in May, 2011, specialized in public telephones and industrial telephones, we enter industrial telephone field and register Joiwo as our trademark. While maintaining our commitment to the principles of quality and customer service, today's Joiwo aggressively applies leading edge technology to solve the world's most challenging communication needs. Our products are widely used in manufacturing sites of steel, vessel, petroleum and chemistry etc...Waterproof grade of all of our telephones reaches IP67.

Shanghai Zhongchangjiang a manufacturer specialised in air tube anti-radiation headsets established in 2005. With a faculty of more than 2000 employees, the company can provide a annual productity of 3000, 000PCS. Since IARC of WHO comfirms mobile phone cancer link in May 2011, more and more people are searching anti-radiation mobile phone accesories for their personal health. Our air tube anti-radiation earbuds are patented in China and registered at WIPO under PCT rules. Our patent will be valid in many countries in the world very soon. Seek this opportunity to contact us for a business relation, you may be the sole agent of this product in your country or district. Rememer us by Safeland, ZCJ TubeTalk headsets will save your health.