Ningbo Tongyi Metalwork Co., Ltd. founded in 1995, is located in the important port city in Ningbo, China. Tongyi is a professional manufacturer engaged in producing door and window hardware and hardware for commercial kitchen equipment. The company is committed to developing high-end household hardware products, adopting brass as the primary raw material. Its products are well received by the market with the exquisite craftsmanship, classical, and fashion style. The company has successively established cooperation relationships with many internationally renowned hardware companies and has become an important supplier in China.

The prime reason for the rapid development of Tongyi is its quality management, innovative styles, and training of technical talents. Guided by the values of quality first and innovation orientation, the company has reaped many invention patents and utility model patents and has stood out among a large number of homogeneous enterprises with its innovative strength.