Shenzhen RainbowHeaven Technology Co., Ltd is one of the professional manufacturers of electronic cigarettes in China, our business philosophy is reflected in the quality, competitive prices, refinement of our products, and complete hospitality service. You will receive warm hearted attention on your first inquiry, timely product delivery, and superior after service. Our focus is a long term partnership based on mutual benefit and trust with our clients. We are always doing our best to achieve satisfaction of our customers. All of our products have obtained CE, RoHS, SGS, FDA as well as MSDS(MATERIAL SAFETY DATA SHEET) for e-liquid.