Telephone acoustic hoods are one of the common public facilities in people’s lives, and sound insulation materials play an essential role in telephone booths. Three principles of soundproofing material mainly includes three aspects: sound absorption, reflection, and isolation.   Sound absorption refers to the conversion of sound wave energy into other forms of energy for consumption. […]

The UK Has A World-Class Transportation Network, Both Between And Within UK Cities. With A Total Road Length Of Nearly 395,000 Kilometers, The UK Is Well Connected By Road Traffic. Freeways And A Roads Are Responsible For 65% Of Road Traffic.   Concept Formation In the 1960s, it was first applied on Australia’s highways, where telephone […]

Emergency phone tower Engineered to be a robust, completely wireless communication solution, the Advance Emergency Phone Tower is ideal for enhancing public security on college campuses，parking lots,transit stations.remote bike paths and trails，and anywhere where additional lighting and added safety and security are needed   Features 1.The latest LTE certified voice 2.Weather-proof,tamper-proof steel housing protects the […]

Graz-Karlau Prison Graz-Karlau Prison is located in Gries, the 5th district of the city of Graz, capital of the Austrian state of Styria. With a capacity of 552 inmates, Graz-Karlau is the third-largest prison in Austria. Women’s Prison Schwarzau Schwarzau Prison is the only criminal institution in Austria responsible for the execution of judicial custodial […]

J&R technology will participate in the Xinjiang Petroleum Equipment Exhibition from July 18 to 20, 2023, Beijing time. The oil and gas industry is not only an important pillar of Xinjiang’s industry, but also plays an irreplacable role in ensuring national energy security and serving the construction of the “Belt and Road”. With the in-depth […]