Jiaxing Tianhui Lighting Electrical Equipment Co., Ltd. (the former nanri light tube factory, the later tongfa lighting Co., Ltd. ), located in economically developed hangjia lake plain in the north of zhejiang, is adjacent to the cosmopolis Shanghai in the east, and suzhou and hangzhou in the northwest, along with Shanghai-hangzhou expressway and railway run through, boasting convenient land and water traffic.

Built in 1975, the company has a history of over 30 years. It has been engaging in researching, developing and manufacturing various light source products. Over the past years, it has accumulated advanced technology in light making. Now it owns 8 series and over 100 varieties of light source products.

The products include t4, t5, t6 and t8 straight tube energy-saving fluorescent lamps with high lighting effect, high color development and high grade, ultraviolet sterilization tubes, ultraviolet light tubes for photocuring, mosquito-lured lamps, plant production tubes, natural light tubes, health care light tubes, high-developing full spectrum lights, multicolor light tubes, various compact fluorescent lamps, etc., and have complete varieties and high quality. In recent years, the company accelerates the renewal of products, and the renewal stresses on lighting effect, energy conservation, environmental protection, etc. Since 2003, the company has mainly developed t5 and t6 green lighting products with high lighting effect, low light degradation and long service life. By adopting advanced water coating process, the lighting effect is greatly improved, and the light degradation is remarkably reduced. "liangxing" and "tianhui" products have a favorable reception in domestic and foreign customers.

By stable development, the company now detects each product by scaled production capacity, advanced production facilities and fully-computerized detection equipment.

The company firstly passed the certifications of ISO90001 quality management system, CE and RoHS in the industry, and tianhui lighting will continuously engage in developing green and energy-saving light source products, and actively participate in national energy saving and emission reduction projects and green lighting products to make contribution to the development of Chinese lighting industry.