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.
We can help design and develop new products according to customers' ideas, and develop and design new products that conform to market trends according to market trends.
We have a strong R&D team,and we can develop and produce brass door handles and other products according to the drawings or samples the customers offered.
We are only 35 kilometers away from the Ningbo Port,it is very convenient and efficient to ship goods to any other countries.
We have two our own casting foundries and one CNC machining factory.So we can offer the price and brass door handles directly.
We have three kinds of casting process that Silica Sol Casting,Lost Wax Investment Casting and Coated Sand Casting,which enable us can develop and produce a lot of products with different shape, different size, different material.
our products are exported to dozens of countries and regions such as the United States, Canada, Australia, Japan, and South Korea.