Ningbo Joiwo Explosion-proof Science and Technology Co., Ltd. is a renowned China-based manufacturer, supplier and factory of a comprehensive range of explosion-proof telecommunication equipments. One of the company's impressive products is the Non Electric Corded Telephone, designed to provide reliable and efficient communication in hazardous environments such as oil rigs, chemical plants, and refineries. This explosion-proof telephone features a sturdy construction that provides resistance to shock, vibration, and humidity, making it ideal for use in rugged environments. The phone is equipped with a non-electric ringing system, which ensures that it is always operational, even in the event of a power outage. Additionally, the phone is easy to install and requires minimal maintenance, making it a cost-effective solution for communication needs in hazardous locations. With decades of experience in the telecommunication industry, Ningbo Joiwo Explosion-proof Science and Technology Co., Ltd. has established itself as a reliable and trusted supplier of high-quality explosion-proof telecommunication equipment. The Non Electric Corded Telephone is just one of the many products the company offers, all of which are designed to provide the best possible communication solution for hazardous environments.