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Q1: What is the Warranty for your lamps? A1:  For Energy saving Lamps, we have 1.5 years warranty and two years for Led lights. If any quality problems on our side occurred in this period, we will take on the shipping cost and replacement. Q2:  What is colour temperature? A2: QQE offer lamps in warm, natural, pure and cool white with colour temperatures measured in Kelvin (K). The lower the colour temperature is, the warmer the light given by the light. Warm white = 2700K-3200K Natural white = 4000K-4500K Pure white = 5000K-5500K Cool white = 6000K-6500K Q3: What is CRI? A3: CRI is a figure which feedback the real objects colors. The higher CRI then higher cost. The CRI of our light is 80Ra .But there are some suppliers write a high data to attract clients, please note. Q4: Is there cheap shipping cost to import to our country? A4: For small order, express will be best. And for bulk order, sea ship way is best but take much time. For urgent orders, we suggest via air to airport plus our ship partner send to your door. Q5: Can we get support if we have our own market position? A5: Please inform us your detailed mind on your market demand, we will discuss and propose helpful suggestion for you, to find the best solution for you. Q6: Do you have OEM or ODM experience? A6: Yes, we focused on lighting for years and have lots of big cases. we have ability and will be happy to be your official supplier. Q7: How about the after sale service? A7: Customers” satisfaction is always our No. 1 priority. If you have any problem or doubt about our product or policy, welcome to contact us by email or phone. We’ll respond you within 24 working hours. Any needs, please feel free to send us your inquiries. Thanks !