About Company
SIMTO Group (Zhejiang Xinduo Import & Export Co., Ltd.), founded in 1995 and based in Yongkang, Zhejiang, China, is a leading manufacturer of smart door locks, steel doors, and wooden doors. With a strong R&D team, modern production facilities, and ISO9001/ISO14001 certifications, we serve both domestic and global markets. Our product range includes armored doors, fire-rated doors, wooden and WPC doors, as well as app-controlled, fingerprint and keyless smart locks. We are committed to quality, innovation, and delivering durable and secure door solutions.