Hangzhou Tongrui Electric Co., Ltd. is a professional manufacturer specializing in producing emergency lights, emergency evacuation indicating lamps and emergency illumination power equipment. We have been certified by National Public Security Department.

The "Tongrui" brands fire emergency lamps include various kinds of lamp-houses with complete varieties, innovative design and attractive appearance. Since putting into the market, they have won good praises from vast customers both at home and abroad. According to the indication of civil and industrial constructions and high-storied buildings, our technique index of our emergency lights has reached the "GB17945-2000 Fire Emergency Lamp Standard".

TR-YJD series emergency lamps adopt advanced electric control circuit, which is composed of cadmium-nickel accumulator overcharge, overdischarge protection circuit, power quickly automatic switch circuit and inverter circuit. The lamp is always connected to the voltage of 220V, when the cadmium-nickel accumulator inside the lamp is charged; it will act as illumination at meantime. When the short occurs, the electric device inside the lamp will automatically switch power quickly and transform the electric energy of cadmium-nickel to the radiate light-house of the emergency lamp and make the lamp in the position of emergency lighting. When the electric supply comes back, the electric device of the lamp will resume its original work situation.

The lamp has such merits of long time's usage, convenient maintenance, reasonable design and reliable performance because of adopting big capacity cadmium-nickel accumulator as its energy saving power and it is the necessary lamp for emergency lighting and escape indicating to the hotel, high-storied construction, big market and public recreation ground. Our products are certificated by the National Fire Electric Products Inspection Center.

We are looking forward to your contact. We will well cooperate with all friends based on "mutual benefit" and progress and create success with determined mind and dauntless together.