Ningbo Siying Optoelectronic Lighting Science & Technology Co., Ltd. now is a professional manufacturer of various kinds of LED lights, we aim to provide the most professional product & best service to our customers. Here is the development history of us. In the year of 2003, Siying stepped into the LED industry field, we began to produce SMD/COB/HP/DIP led light source & LED drivers in this year. Through 2 years’ of hard working & development, we have got great support from our customers and it laid a solid foundation for our LED bulb manufacturing in the next few years.
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