Specializing in R&D, manufacturing the doorphone and security products. Products manufactured centers separately set in Shenzhen and Dongguan, china,at present, 12 production lines, 50, 000 sets intercom phones and 100,000 sets audio intercom phones are produced each month. Many after-sale service institutions have been built up nationwide, high intelligent market information feedback mechanism feeds back the opinion and suggestion from terminal customers. Wellbell products with superior cost performance enjoy high favor among wide project contractors and distributors, our products are delivered to Europe and Middle-East area. High-tech leads to competitive products, new concept develops new life, providing customers with intelligent domestic lifeis our eternal pursuit.