We are engaged in research and development, production and distribution of energy saving lamps and other lighting equipments.
我们所从事的研究和开发，生产和经销节能灯及其他照明设备。
From above table, due to the high luminous efficacy XED energy-saving lamps, 150w XED special energy-saving lamp can replace 400w high High-pressure sodium lamp to gain the same road lighting effect.
从上表可以看出，由于XED特种节能灯的高发光效率，150w XED特种节能灯可替代400w高压钠灯，达到同样路面照明效果。
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