Doudou Shuang is one of the few independent brands in the domestic diaper industry, and it is also a model for China to further promote the famous brand strategy and establish a national brand in the diaper industry in China.

The enterprise has established a complete quality management system, operated in strict accordance with ISO900 1:2008: 2008 international quality management system standards, implemented total quality management, and strictly controlled the raw material inspection, process management and finished product inspection of the company's products to ensure that every product that reaches consumers is a high-quality boutique.

The biggest feature of Ka yomi diapers is the dual-core design and all imported materials.

The Queen of Water Lock: Sanya.

Sucking king: Sumitomo Japan.

The function of the duck is: strong water retention, which can firmly lock the urine; Sumitomo Japan's function is to absorb urine well and quickly, and keep diapers dry. So Yamada and Sumitomo Japan are also called the golden combination. The true version belongs to the fifth-generation core, with an absorption capacity of 900ml (at present, only Ka yomi and Kaerdele use the fifth-generation core on the market. The classic version belongs to the fourth generation core, with an absorption capacity of 850ml.