Our factory founded in 2004, We are one of the largest manufacturers in Jiangsu province, and Our items are produced at our team of 500 workers with a 7,000 square meters factory, equipped with 8 lines, supplied up to 1,500,000 units with CE,ROHS,UL marked monthly. We make various halogen lamps/bulbs/tubes &sport lights, supply top quality& best service, and offer reasonable price. OEM/ODM services is offered too. 

Your inquiry will be promptly replied in 12 hours time.

OEM & ODM acceptable

Discounts are negotiable according to quantity.

2 years warranty.

Q1: What is the Warranty for the lamps?
A1: For the lamps,we have 3 years warranty.If any quality problems on our side occured in this period ,we will take on the shipping cost and replacement;
Q2: What is colour temperature?
A2: Riyueming Lighting 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 LED:
Warm white = 2700K-3200K
Natural white = 4000K-4500K
Pure white = 5000K-5500K
Cool white = 6000K-6500K
Q3: Will your LED light bulbs work on a dimmer switch?
A3: We do not recommend using our LED light bulbs on a dimmer switch, this type of switch can potentially cause damage to the bulb;However, you can choose our dimmable bulbs, they are suitable for all kinds of dimmer.
Q4: What is the specific size of the screw base on your Edison base LED bulbs?
A4: The size is E-27/E-26. This size works in all common fixtures.
Q5: Why does my LED light bulb not work properly in extreme temperatures?
A5: Any temperature below 14 F or above 122 F may cause a LED bulb to flicker, dim, change color, or cease to function. Once the LED bulb is returned to an operational environment it should began to work properly.
Q6: What is the AC Voltage tolerance for our LED bulbs?
A6: Their AC voltage tolerance is +/- 10%,
Q7: Do your LED bulbs emit UV light?
A7: No. But you should never point an LED light into your eyes.,he light is very bright and could cause damage.
Q8:Is there cheap shipping cost to import to our country?
A8: 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.
Q9:Can we get support if we have our own market position?
A9: 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.