Ventilators + Heating + Lighting Power: 891 W The specification of board: 300mmX600mm
With headquarter in Panyu District, Guangzhou Ou Si Long Building Technology Co., Ltd. was established in 1999, covering an total area of over 10, 000 square meters, while factory buildings taking up....
Ventilators + Lighting Power : 68W The specification of board: 350mmX700mm