Founded in 1846, the well-known electric toothbrush brand, owned by the American Chechi Dewey Company, enjoys a wide reputation for its SONIC sonic electric toothbrushes and children's electric toothbrushes
Spinbrush electric toothbrushes are protected by more than 150 patents worldwide, and their innovative technology allows them to take care of your teeth like a private dentist.
The dual-brush head dual-power design of 4WD Professional and 4WD White Professional can more effectively remove plaque and tartar from the tooth surface.
SONIC sonic electric toothbrush uses advanced sonic technology, and the high-speed fluid power generated by its sonic vibration can make the toothpaste and water reach the hard-to-reach places of the bristles, clean deeply, and remove up to 90% of the plaque.
The new MY WAY is the best-selling children's electric toothbrush in the United States, with 141 waterproof stickers, allowing children to DIY their own toothbrushes and let children love brushing their teeth more!
The adult model gives you an economical entry-level option.
SONIC sonic vibrating type, 4WD professional white, 4WD professional type, and adult type all have replacement brush heads to choose from, which is more economical and practical.
切迟-杜威有限公司创立于Year 1846，是United States最大的纯天然小苏打（学名：碳酸氢钠，一种天然的清洁、去味、发酵和缓冲原料）生产商。公司持有的ARM&HAMMER品牌是United States最受消费者信赖的商标之一，产品广泛覆盖以小苏打为主要原料的消费类和专业护理类产品。
切迟-杜威的消费类产品包括两大部分：（United States）国内消费品——包括家居和Personal care产品，以及国际消费品——主要包括Personal care产品。公司在United States国内一半以上的消费产品使用ARM&HAMMER系列商标。
In 2001, Chechi-Dewey acquired USA Detergents, Inc., expanding its offerings into the home care sector, which included brands such as XTRA and NICE'n fluffy.
In the same year, Crichi-Dewey acquired the consumer goods business of Carter-Wallace GmbH and acquired the ARRID antiperspirant product line. And through a joint venture with a private company, Armkel LLC (in which Chechi-Dewey holds a 50% stake), the remainder of Carter-Wallace's business was acquired, including "Troy" condoms, NAIR epilators, and the FIRST RESPONSE home pregnancy test and ovulation test kit
In May 2004, Chechi-Dewey acquired another 50% stake in Armkel and incorporated it into its ownership.
