Lightguide exrtra-thin light box is a high-tech laser engraving products with thin and beautiful appearance, energy efficient characteristics, safe and reliable circuit.
导光板超薄灯箱是光的折射和反正技术与激光雕刻相结合的高科技型产品，超薄美观，高效节能，电路安全可靠；
The practice shows that the burner has characteristics of advanced process, efficient and energy saving, highly effective, safety and environmental protection.
实践表明，油气两用燃烧器具有工艺先进、节能高效、安全环保的特点。
The solar energy water heater has both the energy saving, safe, convenient, public health and other characteristics, and have "clean, efficient and environmentally friendly of reputation".
太阳能热水器既具有节能、安全、方便、卫生等特点，又拥有“洁净、高效、环保之美誉”。
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