Chow Tai Seng Jewellery Co., Ltd. designs and sells jewelry in China. The company provides diamond-inlaid jewelry and plain gold jewelry; and platinum, K gold, jade, pearl, and color treasure products. It sells its products under the Zhou Dasheng brand through franchise, self-operated stores, and e-commerce. The company was founded in 2007 and is headquartered in Shenzhen, China. Chow Tai Seng Jewellery Co., Ltd. is a subsidiary of Shenzhen Zhou's Investment Co., Ltd.