Dongguan SUMBAO Lighting Technology Co. Ltd delivers led recessed ceiling light bulbs-led replacement tubes and significant value with unprecedented turnaround times, competitive price levels, and superior quality to customers all over the world. We invest heavily in infrastructure, tools, training and our dedicated employees who genuinely care about the products and the people who use them. Adopting value-based positioning strategy, our brands such as SUMBAO have always been known for their high cost-performance ratio offerings. Now we are expanding international markets and confidently bring our brands to the world.. Manufactured from superior materials with modern technology, is highly recommended. It is tested on the international standards instead of the national rules. The design has always been following the concept of striving for first-rate. The experienced design team can better help to meet customized needs. Client's specific logo and design are accepted.. ’s focus has always been in offering customers incredible value for their investment. Most products at SUMBAO Lighting have promising application prospect and tremendous market potential. And they outperform many similar products of the domestic and overseas market. All models we present here meet the requirements of standardization and have overcome some defects of old ones. Get price!.