Category: 201907
Nanjing Maternal and Child Health Hospital uses LED concentrating operation table lamp
Qinshang Optoelectronics launched "A Plan" LED indoor lighting civilian
Tongtai Electric invested 230 million yuan to build LED lighting production base
It takes 2 years for OLED to enter the commercialization stage.
Shanghai Lingan Optoelectronics launches new LED bulbs with a luminous efficacy of 10W/1050LM
China's lighting industry collectively warms up semiconductor lighting
Japanese business Sumitomo, Nichia compete to develop direct green laser